TO

Takayuki Ogasawara

NI Ngk Insulators: 15 patents #211 of 2,083Top 15%
NT NTT: 14 patents #251 of 4,871Top 6%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
HL Harison Toshiba Lighting: 4 patents #12 of 82Top 15%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
MB Mitsuboshi Belting: 1 patents #183 of 333Top 55%
KO Koa: 1 patents #70 of 157Top 45%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #71,461 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 26–42 of 42 patents

Patent #TitleCo-InventorsDate
6850728 Induction heating roller apparatus, fixing apparatus and image formation apparatus Ichiro Yokozeki, Takaaki Tanaka, Toshiya Suzuki 2005-02-01
6818871 Induction heating roller unit, fixing device and image forming apparatus Ichiro Yokozeki, Takaaki Tanaka 2004-11-16
5303584 Intake air flow rate measuring apparatus for internal combustion engine, having water-absorptive porous protective member Toru Kikuchi 1994-04-19
5271821 Oxygen sensor and method of producing the same Fujio Ishiguro, Hiroshi Kurachi 1993-12-21
5252943 Resistor element whose electrically resistive layer has extension into openings in cylindrical ceramic support Motoi Kitabayashi, Soya Miyajima, Yasuhito Yajima 1993-10-12
5204655 Resistor element with a planar ceramic substrate covered with a resistive metallic film and having apertures for lead wire connection Yasuhiro Yajima 1993-04-20
4809654 Ceramic precombustion chamber construction of internal combustion engine Akinori Wakasa, Hideki Hosokawa, Minoru Machida, Itsuo Kondo 1989-03-07
4741253 Piston for internal combustion engines Yutaka Ogawa, Yoshiaki Hori 1988-05-03
4740399 Metal-ceramic composite bodies Takeyuki Mizuno 1988-04-26
4681074 Structure of divided combustion chamber for internal combustion engine Yutaka Ogawa, Shigeru Hanzawa 1987-07-21
4662331 Precombustion chamber construction of internal combustion engine Yutaka Ogawa, Shigeru Hanzawa 1987-05-05
4651692 Structure of divided combustion chamber for diesel engine Tetuya Morita, Akinori Wakasa, Yutaka Ogawa 1987-03-24
4638683 Camshaft for engine Yutaka Ogawa, Yoshiaki Hori 1987-01-27
4616611 Precombustion chamber construction of internal combustion engine Yutaka Ogawa, Shigeru Hanzawa 1986-10-14
4577600 Structure of divided combustion chamber for diesel engine Tetuya Morita, Akinori Wakasa, Yutaka Ogawa 1986-03-25
4283210 Ceramic honeycomb filter and a method of producing the same Shigeru Mochida 1981-08-11
4232185 Electrical insulator with semiconductive glaze Noboru Higuchi, Shoji Seike 1980-11-04