KAGAWA, SEIJI

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B26F PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING 412
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3122
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 3151
 
  
 
B21B ROLLING OF METAL 230
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 264
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 127
 
  
 
B61F RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES, ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING; WHEELS GUARDS; OBSTRUCTION REMOVERS OR THE LIKE 121

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9889479 Method for producing porous metal foilOct 29, 14Feb 13, 18[H01M, B61F, B26F, B32B, B21B, H01G]
5593632 Method of making a porous filmMay 18, 95Jan 14, 97[B29C]
5458951 Porous film, method for manufacturing the same, gas permeability control film, and water vapor permeability control filmApr 12, 94Oct 17, 95[B29C, B28B, B32B]
5451257 Porous film and porous film manufacturing apparatusJun 16, 94Sep 19, 95[B29C]
5415538 Porous film manufacturing apparatusJul 30, 93May 16, 95[B26F]
5352108 Porous film and porous film manufacturing apparatusOct 09, 92Oct 04, 94[B26F]
5257923 Porous film manufacturing apparatusMay 21, 91Nov 02, 93[B26F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0285,846 NEAR-FIELD ELECTROMAGNETIC WAVE ABSORBERAbandonedNov 01, 11Oct 31, 13[H01Q]
2010/0068,441 EASY-TO-STRAIGHT-TEAR PLASTIC FILM, AND ITS PRODUCTION METHOD AND APPARATUSAbandonedApr 02, 08Mar 18, 10[B26D, B32B]
2006/0131,779 Method for producing polybutylene terephthalate filmAbandonedNov 26, 03Jun 22, 06[B29C]
2005/0175,958 Utensil holder for dental careAbandonedNov 04, 04Aug 11, 05[A61C]
5648107 Porous film manufacturing apparatusExpiredOct 06, 94Jul 15, 97[B28B]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.