HT

Hiroshi Takahagi

HC Hitachi Koki Co.: 5 patents #222 of 888Top 25%
HS Hitachi Printing Solutions: 3 patents #13 of 99Top 15%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
RS Ricoh Printing Systems: 1 patents #97 of 200Top 50%
📍 Hitachinaka, JP: #430 of 2,447 inventorsTop 20%
Overall (All Time): #406,135 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
11571898 Liquid supply device, liquid discharge device, and liquid discharge apparatus Masanao Yuza 2023-02-07
9004656 Ink-jet recording head and ink-jet recording apparatus having the same Makoto Shinohara, Hideaki Mamiya, Takeshi Shimizu, Takashi Tomita, Hiroshi Azami 2015-04-14
7931263 Image forming system having enhanced functionality Yutaka Shoji, Junji Shirakawa 2011-04-26
7104773 Three-dimensional laminating molding device Tsutomu Maekawa, Akemi Ouchi, Hidetoshi Fujii, Kunihiro Tamahashi, Yutaka Shoji 2006-09-12
6702432 Configuration of inkjet head realizing uniform ink ejection performance Nobuhiro Noto, Takashi Sato, Akira Kashimura, Kenji Yamada, Kenichi Kugai 2004-03-09
6682179 Ink jet print head and method of production thereof Nobuhiro Noto, Kenichi Kugai, Nobuhiro Kurosawa, Kenji Yamada 2004-01-27
6679589 Ink jet print head and method of production thereof Nobuhiro Noto, Yutaka Shoji, Yoshitaka Akiyama, Kenji Yamada, Kenichi Kugai 2004-01-20
6592196 Drive method for ink jet head Yoshitaka Akiyama, Nobuhiro Noto, Yutaka Shoji, Osamu Machida, Yoshinari Suzuki 2003-07-15
5993087 Method of forming image on roll of paper sheet Masahito Katada, Shuichi Morio, Shigenori Suematsu, Yutaka Shoji 1999-11-30
D416572 Printer for electronic computer Hideki Ishida, Junichi Suzuki, Yutaka Shoji 1999-11-16
5947614 Printing system with mechanism for attachingly supporting recording medium Yutaka Shoji, Shuichi Morio, Shigenori Suematsu, Masahito Katada 1999-09-07
5061092 Multicolor thermal printer recording medium transmission mechanism Fumio Takeda, Takashi Yoshida, Hideki Tanaka, Yoshikazu Ishitsuka, Tsutomu Omine +3 more 1991-10-29