Richard L Keller

Inventor

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Details

Work History

Patent OwnerApplications FiledYear
BURGER KING CORPORATION
1
1991
PILLSBURY COMPANY, THE
1
1977
FEDERAL-MOGUL IGNITION COMPANY
2
4
6
6
2
1
2009
2012
2013
2014
2015
2017

Inventor Addresses

AddressDuration
6016 Chowen Ave. South, Edina, MN 55410Apr 15, 97 - Apr 15, 97
Minneapolis, MNFeb 12, 80 - Feb 12, 80
Plymouth, MNMar 02, 93 - Mar 02, 93
Tenney, MN 56582Nov 01, 83 - Nov 01, 83
Whitehouse, OH, USAug 12, 10 - Aug 17, 17

Technology Profile

Technology Matters
A45B: WALKING STICKS 1
A47J: KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES 2
B23K: SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 1

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
2017/0237,2352017SPARK PLUG HAVING FIRING PAD0
96735932017Spark plug having firing pad0
93689432016Spark plug having multi-layer sparking component attached to ground electrode0
93188792016Spark plug having firing pad0
92313792016Spark plug having firing pad0

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