HH

Hiroshi Hashi

OC Olympus Optical Co.: 11 patents #289 of 2,334Top 15%
OL Olympus: 10 patents #461 of 3,097Top 15%
RK Riso Kagaku: 1 patents #321 of 551Top 60%
Overall (All Time): #191,429 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
12133628 Medical device 2024-11-05
11911002 Overtube device Masaru YANAGIHARA 2024-02-27
11337587 Medical over-tube, and medical device adapter having moving member and medical system having such medical over-tube Ryohei Komuro, Takumi ISODA, Shotaro Takemoto, Tatsutoshi Hashimoto 2022-05-24
8220890 Inkjet printer and method for connecting ink cartridges 2012-07-17
7562975 Positioning structure of image forming apparatus Noriko Yokoyama 2009-07-21
7490921 Maintenance apparatus of recording head Masanobu Shimizu 2009-02-17
7425060 Sealing mechanism of ink channel Toshihiro Kitahara 2008-09-16
7165826 Image forming apparatus Takumi Sugaya, Fujio Kosaka, Katsunori Kumai, Toshihiro Kitahara 2007-01-23
7152971 Positioning structure in image forming apparatus Yukitaka Kumagai, Tatsutoshi Hashimoto 2006-12-26
7077501 Method of assembling ink jet head unit Toshihiro Kitahara, Tatsutoshi Hashimoto, Noriko Yokoyama 2006-07-18
7008052 Ink jet printer Takahisa Yamada, Takashi Matsuyama, Masanobu Shimizu, Kaoru Horie, Keiji Izumi +2 more 2006-03-07
6964468 Printer Toshihiro Kitahara 2005-11-15
6902254 Printer system which uses a plurality of print heads and which controls the print heads with a simple configuration to achieve high accuracy image printing Takumi Sugaya, Toshihiro Kitahara, Fujio Kosaka, Katsunori Kumai 2005-06-07
6672705 Printer Toshihiro Kitahara 2004-01-06
6595819 Equipment for fabricating partitioning ribs of plasma display device Toshihiro Kitahara, Akihiro Kubota, Susumu Kobayashi, Hidetoshi Yamada 2003-07-22
6578945 Printer for printing by discharging ink droplets from a plurality of nozzles, and whose ink discharge surface can be easily recovered Toshihiro Kitahara 2003-06-17
5354978 Information recording/reproducing apparatus 1994-10-11
5337304 Optical information recording/reproducing apparatus Tsuyoshi Togawa 1994-08-09
5179267 Data reading and/or writing apparatus of type using optical card Akihiko Hashimoto, Toshihiro Kitahara, Takao Rokutan 1993-01-12
5126546 Information recording and reproducing apparatus 1992-06-30
4924199 Optical card for data storage for use in a data recording and retrieving apparatus Akihiko Hashimoto, Toshihiro Kitahara, Takao Rokutan 1990-05-08
4918415 Data reading and/or writing apparatus for use with an optical card Akihiko Hashimoto, Toshihiro Kitahara, Takao Rokutan 1990-04-17