SUNNEN PRODUCTS COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 1947
 
  
 
B24D TOOLS FOR GRINDING, BUFFING, OR SHARPENING 525
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
G06G ANALOGUE COMPUTERS 152

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0282,330 ELASTIC BIASING ELEMENT AND ENCODER ARRANGEMENT FOR PRECISE CONTROL OF FORCE OR TORQUESep 04, 15Oct 05, 17[B24B]
2017/0157,732 HONING TOOL HOLDER WITH INTEGRAL IN-PROCESS FEED SYSTEMFeb 20, 17Jun 08, 17[B24B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9789581 Bore finishing toolOct 18, 11Oct 17, 17[B24B, B24D]
9573240 Honing tool holder with integral in-process feed systemSep 21, 11Feb 21, 17[B24B]
9427840 Honing tool holder with a feed system powered by through-the-spindle coolant pressure and actuated by spindle rotationSep 21, 11Aug 30, 16[B24B]
8348718 Servo stroking method and system for producing special shapesMay 11, 10Jan 08, 13[B24B]
8277280 Honing feed system and method employing rapid tool advancement and feed force signal conditioningAug 17, 09Oct 02, 12[B24B]
8096853 Pre- and post-process bore gaging using a honing feed system equipped with feed force sensingSep 05, 07Jan 17, 12[B24B]
8096859 Honing tool having enhanced wear resistance propertiesDec 18, 08Jan 17, 12[B24B]
7727051 Servo stroking apparatus and systemJun 22, 05Jun 01, 10[B24B]
7575502 Method of operating honing feed system having full control of feed force, rate, and positionMay 12, 08Aug 18, 09[B24B]
7371149 Honing feed system having full control of feed force, rate, and position and method of operation of the sameSep 07, 05May 13, 08[B24B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8538575 Automatic bore size control by completely integrating an air gage system into the machine controlExpiredSep 05, 07Sep 17, 13[B24B, G06F]
5255476 Honing mandrel constructionExpiredJan 29, 92Oct 26, 93[B24B]
5243792 Scroll feed honing headExpiredFeb 11, 92Sep 14, 93[B24B]
5234295 Adjustable support fixtureExpiredJun 12, 92Aug 10, 93[G01B, B23C]
5222625 Parts feeding and loading apparatusExpiredMay 22, 92Jun 29, 93[B65G]
5209615 Boring bar support meansExpiredApr 14, 92May 11, 93[B23B]
5022196 Expandable honing toolExpiredSep 30, 87Jun 11, 91[B24B]
4993189 Floating fixture platenExpiredSep 01, 89Feb 19, 91[B24B]
4886157 Workpiece delivery magazineExpiredSep 21, 87Dec 12, 89[B23Q]
4887221 Computer controlled honing machine using look up table data for automatic programmingExpiredSep 25, 87Dec 12, 89[G06F]
4866855 Gaging head for use on dial bore gagesExpiredFeb 08, 88Sep 19, 89[G01C]
4827674 Workpiece gripper and supportExpiredSep 21, 87May 09, 89[B24B]
4809440 In dial bore gagesExpiredFeb 11, 88Mar 07, 89[G01B]
4796363 Means for supporting a gaging device such as a dial bore gage during the setting thereofExpiredJan 11, 88Jan 10, 89[G01B]
D291649 Valve seat driverExpiredJun 06, 84Sep 01, 87[]
4665655 Apparatus for cleaning of engine cylinder heads, blocks and other componentsExpiredJul 17, 85May 19, 87[B24C]
4657446 Boring machine for cam shaft bearingsExpiredFeb 28, 83Apr 14, 87[B23B]
4630377 Valve seat runout gageExpiredOct 17, 85Dec 23, 86[G01B]
4626143 Spot facer and boring head having replaceable carbide cuttersExpiredJun 06, 84Dec 02, 86[B23C]
4621455 Combination horizontal/vertical honing machineExpiredSep 12, 85Nov 11, 86[B24B]

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