HA

Hitoshi Arita

Ricoh Company: 16 patents #1,360 of 9,818Top 15%
DI Dai Nippon Insatsu: 12 patents #19 of 371Top 6%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #132,352 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
8384983 Electrochromic display device, fabrication method therefor, and driving method therefor Tohru Yashiro, Shigenobu Hirano, Yoshihisa Naijo, Koh Fujimura, Masahiro Yanagisawa +1 more 2013-02-26
8071432 Organic transistor active substrate, manufacturing method thereof, and electrophoretic display Yoshikazu Akiyama, Takumi Yamaga, Takanori Tano, Hidenori Tomono, Akishige Murakami +1 more 2011-12-06
7847406 Solder alloy material layer composition, electroconductive and adhesive composition, flux material layer composition, solder ball transferring sheet, bump and bump forming process, and semiconductore device Akio Kojima 2010-12-07
7374608 Ink for ink jet recording, ink jet recording method, ink cartridge and ink jet recording apparatus Nobutaka Osada, Kiyofumi Nagai, Kakuji Murakami, Akihiko Gotoh 2008-05-20
7059512 Solder alloy material layer composition, electroconductive and adhesive composition, flux material layer composition, solder ball transferring sheet, bump and bump forming process, and semiconductor device Akio Kojima 2006-06-13
7033013 Pretreatment liquid for recording material and image recording method using the pretreatment liquid Masayuki Koyano, Tetsuya Kaneko, Nobutaka Osada, Kakuji Murakami, Akihiko Gotoh +3 more 2006-04-25
6918662 Ink composition and inkjet recording method and apparatus using the ink composition Nobutaka Osada, Kiyofumi Nagai, Kakuji Murakami, Tomoko Maeda, Akihiko Gotoh 2005-07-19
6899751 Ink for ink jet recording, ink jet recording method, ink cartridge and ink jet recording apparatus Nobutaka Osada, Kiyofumi Nagai, Kakuji Murakami, Akihiko Gotoh 2005-05-31
6799845 Recording liquid, recording cartridge, recording method, recording apparatus and recording medium Tetsuya Kaneko, Masayuki Koyano, Nobutaka Osada 2004-10-05
6786588 Pretreatment liquid for recording material and image recording method using the pretreatment liquid Masayuki Koyano, Tetsuya Kaneko, Nobutaka Osada, Kakuji Murakami, Akihiko Gotoh +3 more 2004-09-07
6730155 Aqueous ink composition Akihiko Gotoh, Tomoko Maeda, Akiko Bannai, Kiyofumi Nagai, Tetsuya Kaneko +4 more 2004-05-04
6730149 Ink composition and inkjet recording method and apparatus using the ink composition Nobutaka Osada, Kiyofumi Nagai, Kakuji Murakami, Tomoko Maeda, Akihiko Gotoh 2004-05-04
6695443 Ink for ink jet recording, ink set for ink jet recording, method for ink jet recording, ink cartridge for ink jet recording, ink jet recording apparatus and recorded article Kiyofumi Nagai, Akihiko Gotoh, Akiko Bannai, Tetsuya Kaneko, Nobutaka Osada +4 more 2004-02-24
6688737 Recording liquid, inkjet recording method and recording equipment using the same Kiyofumi Nagai, Nobutaka Osada, Masayuki Koyano 2004-02-10
6637875 Aqueous recording liquid, recording method and apparatus using same Tetsuya Kaneko, Kiyofumi Nagai, Kakuji Murakami 2003-10-28
6613136 Recording ink composition and ink-jet printing method using the same Kiyofumi Nagai, Akiko Bannai, Masayuki Koyano 2003-09-02
5439872 Image-receiving sheet Yoshikazu Ito, Masanori Akada, Masaki Kutsukake, Mineo Yamauchi, Masanori Saito +2 more 1995-08-08
5352652 Heat transfer sheet Yoshikazu Ito, Masanori Akada, Masaki Kutsukake, Mineo Yamauchi, Masanori Saito +2 more 1994-10-04
5278130 Printing sheet for video images Yoshio Fujiwara 1994-01-11
5270285 Sheet for heat transference Yoshikazu Ito, Masanori Akada, Masaki Kutsukake, Mineo Yamauchi, Masanori Saito +2 more 1993-12-14
5260258 Sheet for heat transference Yoshikazu Ito, Masanori Akada, Masaki Kutsukake, Mineo Yamauchi, Masanori Saito +2 more 1993-11-09
5130292 Sheet for heat transference and method for using the same Yoshikazu Ito, Masanori Akada, Masaki Kutsukake, Mineo Yamauchi, Masanori Saito +2 more 1992-07-14
5053382 Dye receiving sheet for preparation of a transparency Masanori Akada, Noritaka Egashira, Mikizo Mizuno, Masaki Kutsukake, Yoshikazu Ito +5 more 1991-10-01
4923847 Sheet for heat transference and method for using the same Yoshikazu Ito, Masanori Akada, Masaki Kutsukake, Mineo Yamauchi, Masanori Saito +2 more 1990-05-08
4910188 Dye receiving sheet for preparation of a transparency Masanori Akada, Noritaka Egashira, Mikizo Mizuno, Masaki Kutsukake, Yoshikazu Ito +5 more 1990-03-20