TO

Takashi Otsuka

PA Panasonic: 7 patents #3,841 of 21,108Top 20%
CK Calsonic Kansei: 5 patents #47 of 675Top 7%
SC Shinagawa Refractories Co.: 4 patents #14 of 162Top 9%
Canon: 4 patents #10,118 of 19,416Top 55%
SO Sony: 4 patents #8,966 of 25,231Top 40%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
KM Konica Minolta: 3 patents #1,112 of 2,718Top 45%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
YC Yoshino Kogyosho Co.: 2 patents #148 of 361Top 45%
Bridgestone: 2 patents #1,066 of 2,860Top 40%
YK Ykk: 1 patents #472 of 845Top 60%
MJ Marelli Cabin Comfort Japan: 1 patents #13 of 36Top 40%
SK Shinagawa Shirorenga Kabushiki Kaisha: 1 patents #10 of 36Top 30%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
Yamaha: 1 patents #1,232 of 2,001Top 65%
Overall (All Time): #85,391 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
5742570 Cartridge auto-changer Yoshitsugu Taki, Taketoshi Yamagishi 1998-04-21
5697243 Shape scrap processing apparatus Toshinobu Ueda, Tamotsu Ohashi 1997-12-16
5613545 Inert gas injecting plate brick or insert nozzle brick for use in a sliding gate valve apparatus of molten metal Kenji Yamamoto, Mototsugu Osada, Tadao Taniguchi, Yoshifumi Shigeta 1997-03-25
5316271 Discharge regulator of molten metal Kenji Yamamoto, Mototsugu Osada, Tadao Taniguchi, Yoshifumi Shigeta 1994-05-31
D341112 Motorcycle tire Toshiaki Kobayashi 1993-11-09
D341110 Motorcycle tire Toshiaki Kobayashi 1993-11-09
5175134 Ceramic tile produced from sludge slag Senji Kaneko, Takashi Shindo, Atsuo Inokawa, Yasushi Hoshino, Katsuhiro Wakasugi +1 more 1992-12-29
4990926 Microwave antenna structure Junichi Kajikuri 1991-02-05
4914448 Microwave antenna structure Toshihiro Kikuchi, Katushiro Yamashita, Tomohiko Haga 1990-04-03
4914449 Microwave antenna structure with intergral radome and rear cover Keiji Fukuzawa, Shinobu Tsurumaru, Junichi Kajikuri, Fumihiro Ito 1990-04-03
4913314 Opening element for an insert nozzle of a slide gate valve apparatus and a method of opening said apparatus Masaru Terao, Masahiko Nose, Kenji Yamamoto, Mototsugu Osada 1990-04-03
4840296 Clamping and fixing apparatus for a refractory-made plate for a slide gate valve for controlling a molten steel flow Masahiko Nose, Kenji Yamamoto, Tadao Taniguchi, Yoshifumi Shigeta, Mototsugu Osada 1989-06-20
4609338 Apparatus for pressure molding firebrick Shinji Nishida, Yoshio Nakamori, Mitsukuni Sato 1986-09-02