TH

Toshiaki Hamaguchi

SE Seiko Epson: 12 patents #1,551 of 7,774Top 20%
VJ Victor Company Of Japan: 8 patents #145 of 1,489Top 10%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
📍 Fujimi, JP: #29 of 195 inventorsTop 15%
Overall (All Time): #222,484 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10449764 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2019-10-22
10272686 MEMS device, liquid ejecting head, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Yoichi Naganuma, Shuichi Tanaka, Eiju Hirai 2019-04-30
10150294 Inkjet head and inkjet printer Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2018-12-11
10121957 Method for manufacturing a liquid discharging head or portion thereof Eiju Hirai, Tsuyoshi Yoda 2018-11-06
10059102 Inkjet head and inkjet printer Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2018-08-28
10011113 Manufacturing method of head Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2018-07-03
9944077 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2018-04-17
9919522 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Yoichi Naganuma, Eiju Hirai, Motoki Takabe 2018-03-20
9914300 Head and liquid ejecting apparatus with electrically connecting bumps Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2018-03-13
9705066 Head and liquid ejecting apparatus Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2017-07-11
9573371 Head and liquid ejecting apparatus Eiju Hirai, Yoichi Naganuma, Motoki Takabe 2017-02-21
9527283 Liquid ejection head and liquid ejection apparatus Eiju Hirai 2016-12-27
4906499 High density information record medium comprising a polymer material having a lubricant uniformly dispersed therein Kazuhira Namikawa, Toshio Akai, Mutsuaki Nakamura, Akio Kuroda, Akio Hata +1 more 1990-03-06
4776935 High density record including carbon black particles purified by electrolysis Toshikazu Goshima, Akira Nishizawa, Kazuhira Namikawa, Mutsuaki Nakamura 1988-10-11
4646284 High density information record medium using carbon black particles surface-treated with silicone oil Kazuhira Namikawa, Mutsuaki Nakamura, Akio Kuroda, Toshio Akai 1987-02-24
4639908 High density information records made of conductive resin compositions comprising inorganic power stabilizers Kazuhira Namikawa, Mutsuaki Nakamura, Akio Kuroda 1987-01-27
4631717 High density information records of an electrostatic capacitance type Kazuhira Namikawa, Mutsuaki Nakamura, Akio Kuroda, Akio Hata, Noriki Fujii 1986-12-23
4592862 Conductive resin composition and information record Mutsuaki Nakamura, Kazuhira Namikawa, Akio Kuroda, Akio Hata, Noriki Fujii 1986-06-03
4548739 High density information records made of conductive resin compositions comprising a specifically-treated vinyl chloride-base resin Mutsuaki Nakamura, Kazuhira Namikawa, Toshikazu Goshima, Akio Kuroda, Akio Hata +1 more 1985-10-22
4547545 High density information record made of a conductive resin composition comprising a specific type of dimethylpolysiloxane Kazuhira Namikawa, Toshikazu Goshima, Mutsuaki Nakamura, Akio Kuroda, Yoshiaki Kudo 1985-10-15