NY

Nobuyuki Yamashita

Kubota: 48 patents #6 of 2,059Top 1%
HI Hitachi: 30 patents #925 of 28,497Top 4%
TC Teikoku Piston Ring Co.: 12 patents #3 of 95Top 4%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
SE Sega Enterprises: 6 patents #74 of 515Top 15%
NE Nec: 6 patents #2,374 of 14,502Top 20%
HC Hitachi Cable: 3 patents #224 of 1,086Top 25%
BO Bosch: 2 patents #27 of 191Top 15%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
BS Bosch Automotive Systems: 1 patents #17 of 58Top 30%
HC Hitachi Koki Co.: 1 patents #557 of 888Top 65%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
HC Hitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
TC Teipi Industry Co.: 1 patents #13 of 24Top 55%
Overall (All Time): #10,689 of 4,157,543Top 1%
116
Patents All Time

Issued Patents All Time

Showing 76–100 of 116 patents

Patent #TitleCo-InventorsDate
6513312 Mower with a grass catcher Shoso Ishimori, Takashi Fujii, Kazuaki Kurohara, Shinichiro Saji 2003-02-04
6484486 Grass cutting machine with mower unit Hiroki Nagai, Mikio Yuki, Hiroshi Oshima, Masatake Murakawa, Hiroshi Kawabata 2002-11-26
6454041 Working vehicle with a PTO apparatus Shoso Ishimori, Masatake Murakawa 2002-09-24
D457898 “High-Dump” grass collector for lawn tractor Takashi Fujii, Shoso Ishimori 2002-05-28
6360517 Mower unit Shozo Ishimori, Hiroki Nagai, Hiroshi Oshima, Eriya Harada, Hiroshi Kawabata 2002-03-26
6325385 Piston ring Takatsugu Iwashita 2001-12-04
6279913 Sliding member and manufacturing method thereof Takatsugu Iwashita 2001-08-28
6231440 Computer game apparatus 2001-05-15
6142481 Piston ring Takatsugu Iwashita 2000-11-07
6139022 Piston ring Takatsugu Iwashita 2000-10-31
6122903 Apparatus for raising and lowering a mower unit Masaki Hayashi, Masatake Murakawa, Kazuaki Kurohara, Mikio Yuki, Eriya Harada 2000-09-26
6060182 Hard coating material, sliding member covered with hard coating material and manufacturing method thereof Shoji Tanaka, Naoki Ito 2000-05-09
6012273 Vertically movable grass catcher for a mower Hiroyuki Ogasawara, Katsuhiko Uemura, Masaki Hayashi, Takashi Fujii 2000-01-11
5887671 Working vehicle with power steering Mikio Yuki, Hiroyuki Ogasawara, Masatake Murakawa, Kazuaki Kurohara, Masaki Hayashi +5 more 1999-03-30
5820131 Piston ring having wear coating consisting of Cr.sub.2 N or a mixture of Cr.sub.2 N and Cr Shoji Tanaka, Hiroto Fukutome 1998-10-13
5778388 Method of processing a synchronization point in a database management system to assure a database version using update logs from accumulated transactions Nobuo Kawamura, Kazuo Masai, Hiroshi Nagai 1998-07-07
5718437 Combined oil ring with spacer/expander having Cr.sub.2 N coating thereon Shoji Tanaka, Hiroto Fukutome 1998-02-17
5689953 Cooling system for a liquid-cooled engine Ryozo Imanishi, Masaki Hayashi, Kazuaki Kurohara, Masatake Murakawa, Katsuhiko Uemura +1 more 1997-11-25
5678648 Working vehicle Ryozo Imanishi, Hiroyuki Ogasawara, Masaki Hayashi, Katsuhiko Uemura, Eriya Harada 1997-10-21
5601293 Sliding member with hard ternery film Hiroto Fukutome, Shoji Tanaka 1997-02-11
5582414 Sliding member and method for manufacturing the same Satomichi Miyazaki, Shoji Tanaka, Hiroto Fukutome, Hiroshi Tamagaki 1996-12-10
5449547 Hard coating material, sliding member coated with hard coating material and method for manufacturing sliding member Satomichi Miyazaki, Shoji Tanaka, Hiroto Fukutome, Hiroshi Tamagaki 1995-09-12
5410923 Shift control system for a vehicle transmission having a backward/forward drive changeover device and a stepless change speed device Ryozo Imanishi, Katsuhiko Uemura 1995-05-02
5403674 Conductive material and process for preparing the same Yoshiyuki Yasutomi, Tadahiko Miyoshi, Masahisa Sobue, Hiroshi Nagase, Kiyohiko Tanno +2 more 1995-04-04
5367864 Riding lawn mower Hiroyuki Ogasawara, Akira Minoura 1994-11-29