NM

Naoyuki Maeda

TC Tokai Trw & Co.: 12 patents #1 of 25Top 4%
SM Smc: 9 patents #130 of 737Top 20%
Canon: 9 patents #6,722 of 19,416Top 35%
TK Terumo Kabushiki Kaisha: 8 patents #160 of 1,558Top 15%
TO Topcon: 7 patents #118 of 684Top 20%
NO Nippon Oil: 2 patents #264 of 773Top 35%
MC Menicon Co.: 1 patents #139 of 263Top 55%
TC Toyo Kogyo Co.: 1 patents #64 of 216Top 30%
TC Trw Steering & Industrial Products (Japan) Co.: 1 patents #2 of 10Top 20%
TC Trw Steering Systems Japan Co.: 1 patents #2 of 12Top 20%
SC Sankyo Holdings Co.: 1 patents #423 of 700Top 65%
NC Nidek Co.: 1 patents #224 of 365Top 65%
OU Osaka University: 1 patents #681 of 1,984Top 35%
Overall (All Time): #50,425 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
4284054 Lean air-fuel mixture attraction method and attraction electrode plug in engine Seiichiro Kumagai, Michio Abe 1981-08-18
4219001 Method and apparatus for accumulating fuel particles in a portion of a combustion chamber Seiichiro Kumagai, Michio Abe 1980-08-26