HA

Hiroyuki Aoki

TO Topcon: 21 patents #32 of 684Top 5%
SK Shonan Gosei-Jushi Seisakusho K.K.: 20 patents #6 of 21Top 30%
OA Oar: 19 patents #1 of 4Top 25%
Y& Yokoshima &: 19 patents #4 of 4Top 100%
GG Ge-T Gmbh: 18 patents #4 of 11Top 40%
Nissan Motor Co.: 12 patents #548 of 8,689Top 7%
NE Nec: 8 patents #1,742 of 14,502Top 15%
AD Advantest: 6 patents #167 of 1,193Top 15%
Honda Motor Co.: 4 patents #5,328 of 21,052Top 30%
TO Tonen: 4 patents #33 of 264Top 15%
DT Daido Tokushuko: 4 patents #31 of 382Top 9%
FI Fujifilm Business Innovation: 3 patents #2,355 of 5,238Top 45%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
MC Murata Manufacturing Co.: 3 patents #2,166 of 5,295Top 45%
Yamaha Motor: 3 patents #603 of 2,310Top 30%
AS Az Electronic Materials (Luxembourg) S.A.R.L.: 2 patents #58 of 145Top 40%
AU Az Electronic Materials Usa: 2 patents #56 of 135Top 45%
TK Toa Nenryo Kogyo: 2 patents #87 of 220Top 40%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
The Goodyear Tire & Rubber: 1 patents #1,860 of 3,057Top 65%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
DJ Doryokuro Kakunenryo Kaihatsu Jigyodan: 1 patents #104 of 393Top 30%
DC Daido Steel Co.: 1 patents #95 of 272Top 35%
NO Nippon Oil: 1 patents #392 of 773Top 55%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
IH Ihi: 1 patents #624 of 1,178Top 55%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
📍 Itabashi, CA: #1 of 1 inventorsTop 100%
Overall (All Time): #13,425 of 4,157,543Top 1%
104
Patents All Time

Issued Patents All Time

Showing 101–104 of 104 patents

Patent #TitleCo-InventorsDate
4419213 Oxygen sensing element formed as laminate of thin layers on substrate provided with heater and lead wires Masaharu Oshima, Kenji Ikezawa 1983-12-06
4299714 Hydrocarbon based central system fluid composition Kensuke Sugiura, Mineo Kagaya, Takeitiro Takehara 1981-11-10
4264425 Device for detection of air/fuel ratio from oxygen partial pressure in exhaust gas Shinji Kimura, Hiroshi Takao, Shigeo Ishitani, Kenji Ikezawa 1981-04-28
4224113 Method of detecting air/fuel ratio in combustor by detecting oxygen in combustion gas Shinji Kimura, Hiroshi Takao, Shigeo Ishitani, Kenji Ikezawa 1980-09-23