TY

Toshio Yamada

NI Ngk Insulators: 48 patents #31 of 2,083Top 2%
Sumitomo Electric Industries: 35 patents #346 of 21,551Top 2%
HI Hitachi: 18 patents #2,067 of 28,497Top 8%
NS Nippon Steel: 14 patents #116 of 4,423Top 3%
RT Renesas Technology: 11 patents #212 of 3,337Top 7%
NC Nippon Zoki Pharmaceutical Co.: 6 patents #11 of 156Top 8%
HC Hitachi Ulsi Systems Co.: 5 patents #151 of 867Top 20%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
TO Topcon: 4 patents #201 of 684Top 30%
SO Sony: 4 patents #8,966 of 25,231Top 40%
MC Max Co.: 3 patents #118 of 321Top 40%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
HE Hitachi Vlsi Engineering: 2 patents #292 of 666Top 45%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%
TC Toyo Kogyo Co.: 2 patents #32 of 216Top 15%
YA Yamasa: 2 patents #35 of 108Top 35%
IC Idemitsu Petrochemical Co.: 1 patents #305 of 578Top 55%
HS Hitachi Tohbu Semiconductor: 1 patents #126 of 223Top 60%
HS Hitachi Hokkai Semiconductor: 1 patents #44 of 98Top 45%
FC Fujimori Kogyo Co.: 1 patents #43 of 112Top 40%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
NL Nippon Sheet Glass Company, Limited: 1 patents #482 of 836Top 60%
MK Mitsubishikaseikogyo Kabushiki Kaisha: 1 patents #6 of 49Top 15%
HC Hitachi Computer Engineering Co.: 1 patents #53 of 170Top 35%
Overall (All Time): #5,084 of 4,157,543Top 1%
165
Patents All Time

Issued Patents All Time

Showing 151–165 of 165 patents

Patent #TitleCo-InventorsDate
4807194 Seimiconductor memory device having sub bit lines Michihiro Inoue 1989-02-21
4749613 Composite fiber reinforced thermoplastic resin stampable sheet and bumper beam formed thereof Ikuo Okubayashi, Yukio Sato, Shunpei Minagawa, Masaru Koshimoto 1988-06-07
4748494 Lead arrangement for reducing voltage variation Hiroyuki Itho, Masayoshi Yagyu, Akira Masaki 1988-05-31
4736879 Pneumatic tool with pressure intensifier Mitsuhiro Takatsuru, Keiziro Murayama 1988-04-12
4730579 Internal combustion engine cylinder head with port coolant passage independent of and substantially wider than combustion chamber coolant passage Mutsumi Kanda, Yoshihiro Iwashita, Takeshi Okumura 1988-03-15
4724015 Method for improving the magnetic properties of Fe-based amorphous-alloy thin strip Takashi Sato 1988-02-09
4719964 Method for producing a metal wire Takashi Sato, Tsutomu Ozawa 1988-01-19
4700329 Semiconductor memory device having dummy cells of divided charge type Hideya Esaki 1987-10-13
4685980 Method for improving the magnetic properties of Fe-based amorphous-alloy thin strip Takashi Sato 1987-08-11
4608956 Operating apparatus for lean burn internal combustion engine Kenji Katoh, Kenichiro Shindo, Souichi Matsushita, Tokuta Inoue 1986-09-02
4489232 Apparatus for heating a mixed gas on an internal combustion engine Shigetaka Wada 1984-12-18
4447805 Apparatus for measuring temperature of coke ovens Yoshihiro Omae, Noboru Okubo, Keiichi Sigyo, Hideo Nakajima, Hiroaki Fukui +1 more 1984-05-08
4435994 Automobile transmission casing having reinforcement Shuji Hata, Katsuji Murakawa 1984-03-13
4327697 Heater for air-fuel mixture having heating element of positive temperature coefficient resistor Shigetaka Wada 1982-05-04
4225294 Oil seal means for rotary piston engines including a nitrided and ground surface Seiichi Kakuwa, Toshihiko Hattori, Ichiro Yamagata 1980-09-30