HH

Hiroshi Hayasaka

HC Hitachi Koki Co.: 13 patents #76 of 888Top 9%
KC Konami Digital Entertainment Co.: 4 patents #66 of 611Top 15%
HL Hitachi Shipbuilding & Engineering Company Limited: 3 patents #12 of 117Top 15%
KC Koki Holdings Co.: 1 patents #124 of 215Top 60%
EC Eppendorf Himac Technologies Co.: 1 patents #5 of 16Top 35%
NK Nsk-Warner Kabushiki Kaisha: 1 patents #24 of 62Top 40%
HC Hitachi Koko Co.: 1 patents #1 of 33Top 4%
KA Kajima: 1 patents #125 of 383Top 35%
📍 Ibaraki, JP: #289 of 6,779 inventorsTop 5%
Overall (All Time): #157,631 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12220712 Centrifuge that adjusts the amount of supernatant liquid that is discharged Masayuki Shiina, Hidetaka Osawa, Ken Asakura 2025-02-11
10252279 Centrifuge having light emitting part Tadashi Ohkawara, Yoshitaka Niinai, Takeshi Taniguchi, Hisanobu Ooyama, Hiroyuki Takahashi 2019-04-09
9308440 Input device for game machine Ryo Hine, Masakatsu Watanabe 2016-04-12
8854297 Interface unit for game machine and game machine Ryo Hine, Masakatsu Watanabe 2014-10-07
8821361 Centrifugal separator and swing rotor for centrifugal separator Kenichi Nemoto 2014-09-02
8500555 Input device and game device provided therewith Takuya Aono, Hiroyuki Takada, Kazunori Yokoyama 2013-08-06
8409005 Input device and game system including the input device Hideyasu Nakano, Toyokazu Sakai, Yasushi Mito, Hidekazu Shimizu, Hyogo Takahashi +11 more 2013-04-02
7938765 Centrifuge having a lock mechanism 2011-05-10
7874972 Centrifuge with lid locking mechanism Hiroyuki Takahashi 2011-01-25
7815560 Centrifuge having pivotally supported door Takahiro Shimizu, Yuki Shimizu 2010-10-19
7331918 Centrifugal separator with safety features Kazuhiko Murayama 2008-02-19
7314442 Centrifuge assembly portion, centrifuge, having drive arrangement access opening and cover Takahiro Shimizu, Yuki Shimizu 2008-01-01
6832980 Centrifuge with sensors for detecting centrifuge conditions 2004-12-21
6712750 Swinging bucket centrifuge with tapered rotor pins Yukiyoshi Maehara 2004-03-30
6701219 Control method for a link arm mechanism and an automatic centrifugal machine employing this link arm mechanism Hideki Hoshiba, Masahiro Inaniwa, Hidetaka Osawa 2004-03-02
6196961 Automatic centrifugal machine employing a link arm mechanism Hideki Hoshiba, Masahiro Inaniwa, Hidetaka Osawa 2001-03-06
5653672 Centrifugal separator with thermo-module Yoshitaka Niinai 1997-08-05
5410847 Junction structure between steel member and structural member Yasuo Okawa, Akiyoshi Ito, Toshio Saeki, Naoki Tanaka, Kiyobumi Sugawara 1995-05-02
5342280 System for management of body rotation of centrifuge Yoshitaka Niinai, Akio Nagata, Norihisa Sagawa, Shigeru Shinohara, Eiji Nakayama +2 more 1994-08-30
D324107 Centrifuge Masakuni Koreeda, Sadamoto Tachihara, Daijiroh Shiraishi, Mikio Shimizu 1992-02-18
5004453 Centrifuge Akio Nagata 1991-04-02
5002167 One-way clutch with end alignable ribbon spring Yoshio Kinoshita 1991-03-26
4496306 Multi-stage combustion method for inhibiting formation of nitrogen oxides Noboru Okigami, Yoshitoshi Sekiguchi, Harushige Tamura 1985-01-29
4424017 System and method for burning liquefied gases Noboru Okigami, Yoshitoshi Sekiguchi, Toshitsugu Koyama, Takeo Fujioka, Takeshi Yoshimitsu 1984-01-03
4395223 Multi-stage combustion method for inhibiting formation of nitrogen oxides Noboru Okigami, Yoshitoshi Sekiguchi, Harushige Tamura 1983-07-26