YI

Yasuo Ito

Ngk Spark Plug Co.: 16 patents #89 of 1,594Top 6%
TO Toyota: 8 patents #3,629 of 26,838Top 15%
KR Kabushikikaisha Equos Research: 8 patents #8 of 103Top 8%
Canon: 8 patents #7,260 of 19,416Top 40%
DE Denso: 5 patents #2,617 of 11,792Top 25%
Nichia: 4 patents #472 of 1,531Top 35%
EC Equos Research Co.: 4 patents #10 of 97Top 15%
JA Jatco: 3 patents #227 of 871Top 30%
VJ Victor Company Of Japan: 3 patents #389 of 1,489Top 30%
FL Furuno Electric Company Limited: 3 patents #95 of 407Top 25%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
TA Takata: 1 patents #316 of 608Top 55%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
DC Daido Steel Co.: 1 patents #95 of 272Top 35%
KC Kokusai Denshin Denwa Co.: 1 patents #219 of 382Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
HC Hitachi Industries Co.: 1 patents #11 of 49Top 25%
Nsk: 1 patents #937 of 1,559Top 65%
Overall (All Time): #33,743 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 51–65 of 65 patents

Patent #TitleCo-InventorsDate
5357750 Method for detecting deterioration of catalyst and measuring conversion efficiency thereof with an air/fuel ratio sensor Nobuhiro Hayakawa, Tessho Yamada 1994-10-25
5355056 Sparkplug voltage detecting probe device for use in internal combustion engine Shigeru Miyata, Hideji Yoshida 1994-10-11
5317267 Spark plug voltage probe for use with an internal combustion engine Shigeru Miyata, Hideji Yoshida, Yoshihiro Matsubara, Takashi Suzuki 1994-05-31
5269282 Misfire detector for use in internal combustion engine Shigeru Miyata, Hideji Yoshida, Yoshihiro Matsubara 1993-12-14
5253627 Burning condition detecting device and burning control device in an internal combustion engine Shigeru Miyata, Hideji Yoshida, Yoshihiro Matsubara 1993-10-19
5250994 Image forming apparatus having transfer member supporting member Akira Ito, Mitsugu Inomata, Hisayoshi Kojima, Tatsuya Kobayashi, Toshiaki Miyashiro 1993-10-05
5233434 Method and system for encoding and decoding video data Tsuneo Furuki, Kazuo Hikawa 1993-08-03
5182748 Protocol conversion system Shigekazu Sakata, Kunio Ochiai, Hisao Yamagata 1993-01-26
5157921 Method for measuring conversion efficiency of catalyst and detecting deterioration thereof with air/fuel ratio sensors Nobuhiro Hayakawa 1992-10-27
5151796 Image reading apparatus having a D/A converter with a controllable output Hiroshi Kyogoku 1992-09-29
5118133 Retainer used for air bag Takayasu Zushi, Masami Sawada, Yuichi Nanbu 1992-06-02
5032712 Signal accumulation image reading apparatus 1991-07-16
4892073 Ignition system for internal combustion engines Noboru Yamamoto, Masakuni Tsujimura, Kiyotaka Sasaki, Kouichi Kato, Hideji Tani +2 more 1990-01-09
4782998 Method and apparatus for press-cutting various patterns Takehiko Nishikawa, Yoshiyuki Hisamatsu, Naoki Tani 1988-11-08
4417213 Data regenerative system for NRZ mode signals 1983-11-22