SK

Seiichiro Kumagai

KI Kioritz: 3 patents #60 of 197Top 35%
TC Tokai Trw & Co.: 2 patents #3 of 25Top 15%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #893,122 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5038690 Waste combustion system Hisashi Inaga, Hideo Aono 1991-08-13
4995350 2-cycle uni-flow spark-ignition engine Michikata Kono, Masakazu Okai, Hisashi Inaga 1991-02-26
4977875 Two-stroke-cycle uniflow spark-ignition engine Michikata Kono, Masakazu Okai, Hisashi Inaga 1990-12-18
4922865 Two-stroke-cycle uniflow spark-ignition engine Michikata Kono, Masakazu Okai, Hisashi Inaga 1990-05-08
4284054 Lean air-fuel mixture attraction method and attraction electrode plug in engine Michio Abe, Naoyuki Maeda 1981-08-18
4219001 Method and apparatus for accumulating fuel particles in a portion of a combustion chamber Michio Abe, Naoyuki Maeda 1980-08-26