KH

Kenji Hirota

TO Tokuyama: 6 patents #45 of 562Top 9%
IBM: 4 patents #21,733 of 70,183Top 35%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
RO Rorze: 2 patents #7 of 44Top 20%
MC Mitsuba Electric Manufacturing Co.: 1 patents #78 of 176Top 45%
📍 Fukuyama, JP: #21 of 471 inventorsTop 5%
Overall (All Time): #266,071 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12387959 Transport device having local purge function Katsunori Sakata, Yasuhisa Sato, Hidekazu Okutsu 2025-08-12
11612869 Production method for trichlorosilane, and pipe Katsuya Ogihara 2023-03-28
11241666 Reactor and production method of trichlorosilane Katsuya Ogihara 2022-02-08
11071961 Fluidized bed reaction container and method for producing trichlorosilane Katsuya Ogihara 2021-07-27
11007499 Fluidized-bed-type reactor, and method for manufacturing trichlorosilane Katsuya Ogihara 2021-05-18
10933396 Fluidized bed reactor Katsuya Ogihara 2021-03-02
10387842 System, method, and program for filtering emails Tomonori Sugiura, Hidekuni Ueda 2019-08-20
10137570 Link-type transfer robot Shinichi Imai, Shiro Hara, Hitoshi Maekawa 2018-11-27
8688261 Transport apparatus, position teaching method, and sensor jig 2014-04-01
8478832 Checking destination email addresses against historical address information Tomonori Sugiura, Masami Tada, Hidekuni Ueda 2013-07-02
8380976 System, server, method, and computer program for relaying electronic mail Tomonori Sugiura, Hidekuni Ueda 2013-02-19
8250160 Checking destination email addresses against historical address information Tomonori Sugiura, Masami Tada, Hidekuni Ueda 2012-08-21
6948005 Peripheral device for programmable controller Tsuyoshi Nishimaki, Makoto Nonomura, Tomoyuki Suga, Yoshiaki Gotou 2005-09-20
6850993 Peripheral device for programmable controller Tsuyoshi Nishimaki, Makoto Nonomura, Tomoyuki Suga, Yoshiaki Gotou 2005-02-01
6810433 Peripheral device for programmable controller Tsuyoshi Nishimaki, Makoto Nonomura, Tomoyuki Suga, Yoshiaki Gotou 2004-10-26
5922989 Electronic part and method for inhibiting intrusion of soldering flux Akimasa Tsunoda, Yuichi Nagase, Seiichi Katagiri, Shigeo Suzuki, Kiyohumi Nakayama +2 more 1999-07-13
5871705 Process for producing trichlorosilane Kanji Sakata 1999-02-16