YY

Yukio Yamamoto

Mazda Motor: 23 patents #70 of 4,755Top 2%
MC Murata Manufacturing Co.: 6 patents #1,272 of 5,295Top 25%
AC Aisin Aw Co.: 5 patents #393 of 2,011Top 20%
HH Hitachi High-Technologies: 5 patents #533 of 1,917Top 30%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
FI Fujifilm Business Innovation: 3 patents #2,355 of 5,238Top 45%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
SS Sumitomo Wiring Systems: 3 patents #955 of 2,615Top 40%
YK Yoshida Kogyo K.K.: 3 patents #136 of 468Top 30%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
SC Shinko Electric Industries Co.: 2 patents #77 of 267Top 30%
KS Komatsu Shisakusho: 2 patents #235 of 885Top 30%
HC Hitachi Koki Co.: 2 patents #413 of 888Top 50%
OD Oki Data: 1 patents #442 of 635Top 70%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
RS Ricoh Printing Systems: 1 patents #97 of 200Top 50%
SL Semiconductor Energy Laboratory: 1 patents #942 of 1,113Top 85%
DI Dai Nippon Insatsu: 1 patents #197 of 371Top 55%
TK Takao Kawamura: 1 patents #5 of 17Top 30%
TW Tamura Electric Works: 1 patents #38 of 88Top 45%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
KC Kao Soap Co.: 1 patents #82 of 203Top 45%
DC Dai Nippon Toryo Co.: 1 patents #73 of 196Top 40%
Canon: 1 patents #14,899 of 19,416Top 80%
NC Nisson Motor Co.: 1 patents #1 of 14Top 8%
Overall (All Time): #25,201 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 51–75 of 75 patents

Patent #TitleCo-InventorsDate
5409555 Method of manufacturing a forged magnesium alloy Makoto Fujita, Nobuo Sakate, Shoji Hirabara 1995-04-25
5290207 Automatic tension adjuster for fan belt Chukichi Nihei, Katsuya Fujimoto 1994-03-01
5173950 Color image transferring method and apparatus Tatunari Sato, Keiji Kunimi 1992-12-22
5147689 Method for forming a coating film with a relief pattern Hiroshi Igarashi, Osamu Terao, Nobuhide Tsutsumi 1992-09-15
5072813 Damper Yuji Yoshioka, Osamu Ogawa, Fujio Nakayama, Tomoki Hitani, Ryuichi Kurosawa 1991-12-17
5041925 Tape reproducing apparatus with recorded made detection by comparison of tracking error signal Nobutoshi Takayama 1991-08-20
5038154 Driving apparatus for thermal head Takashi Yoshida, Mitsugu Asano 1991-08-06
5035081 Double-hung window Masahiro Sugiura 1991-07-30
4934326 Fuel injection rate control apparatus for V-engine Tsuneo Tanozaki, Chuukichi Nihei, Katsuya Fujimoto, Mitsuru Ueno 1990-06-19
4899083 Automatic lighting system for automobile Sachiro Kataoka, Saburo Okai 1990-02-06
4879445 Seam welding apparatus with edge detection Hitoshi Kawano, Mitsuhiro Hayashi, Kunikatsu Ban 1989-11-07
4868364 Seam welder with feedback control to compensate for varying welding speed Hitoshi Kawano, Mitsuhiro Hayashi, Kunikatsu Ban 1989-09-19
4857754 Power supply circuit for automotive headlamp 1989-08-15
4858190 Dual port semiconductor memory having random and serial access modes Yasunori Yamaguchi, Akirahiko Yoshida, Masami Nei, Masamichi Ishihara 1989-08-15
4786843 Vehicle illumination control circuit Daisuke Kobayashi 1988-11-22
4774990 High pressure casting method and a casting core Shunzo Takasuga, Fujio Ueoka, Norio Kodama 1988-10-04
4770694 Aqueous biocide suspension Tesuji Iwasaki, Tsuneyuki Takeno 1988-09-13
4756549 Shock absorber controller Ryuichi Kurosawa, Hirohide Iwase, Ryushi Tanaka, Takashi Shirasu, Susumu Oda 1988-07-12
4747615 Suspension control method 1988-05-31
4605252 Apparatus for retaining a sash in open position in a projected window 1986-08-12
4560861 Condition regulating device for the meters for measuring the quantity of motion Yasuji Kato, Hiroyuki Kobayashi 1985-12-24
4539466 Electric heating apparatus for dissipating fog from a window 1985-09-03
4482396 Method for making pitting resistant cast iron product Masashi Yoritaka 1984-11-13
4341043 Weathertight sliding sash window assembly Takeo Uehara 1982-07-27
4250404 Electromagnetic counters Takeo Tezuka 1981-02-10