TT

Tsutomu Takahashi

SO Sony: 23 patents #1,718 of 25,231Top 7%
Canon: 19 patents #3,464 of 19,416Top 20%
Honda Motor Co.: 18 patents #763 of 21,052Top 4%
SU Subaru: 17 patents #28 of 1,436Top 2%
Fujitsu Limited: 15 patents #1,986 of 24,456Top 9%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
SC Sumitomo Chemical: 9 patents #537 of 4,033Top 15%
TI Texas Instruments: 8 patents #1,843 of 12,488Top 15%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
Pioneer: 7 patents #234 of 1,730Top 15%
Pioneer Electronic: 4 patents #477 of 1,840Top 30%
MM Mitsubishi Materials: 4 patents #258 of 1,543Top 20%
MK Mitsubishi Kinzoku: 4 patents #22 of 280Top 8%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
JE Jxtg Nippon Oil & Energy: 3 patents #14 of 112Top 15%
EB Ebara: 3 patents #598 of 1,611Top 40%
ZG Zexel Gmbh: 3 patents #72 of 348Top 25%
NE Nec: 2 patents #5,510 of 14,502Top 40%
PP Pioneer Display Products: 2 patents #16 of 71Top 25%
FD Fujitsu Denso: 2 patents #3 of 34Top 9%
NT Nagaoka University Of Technology: 2 patents #13 of 81Top 20%
NM National Research Institute For Metals: 2 patents #33 of 167Top 20%
NA Nabtesco: 1 patents #159 of 320Top 50%
NI Nipro: 1 patents #207 of 473Top 45%
PE Pentax: 1 patents #238 of 396Top 65%
FL Fujitsu Takamisawa Component Limited: 1 patents #67 of 113Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
DC Diesel Kiki Co.: 1 patents #181 of 366Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TC Teijin Seiki Co.: 1 patents #75 of 143Top 55%
WC West Electric Co.: 1 patents #41 of 78Top 55%
YC Yanmar Holdings Co.: 1 patents #349 of 636Top 55%
YK Ykk: 1 patents #472 of 845Top 60%
YC Yonex Co.: 1 patents #11 of 26Top 45%
AN Akzo N.V.: 1 patents #342 of 803Top 45%
DT Daido Tokushuko: 1 patents #152 of 382Top 40%
CH Chisso: 1 patents #468 of 833Top 60%
JE Jx Nippon Oil & Energy: 1 patents #195 of 416Top 50%
AG Agc: 1 patents #509 of 954Top 55%
Kioxia: 1 patents #1,054 of 1,813Top 60%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
HE Hitachi Kokusai Electric: 1 patents #493 of 843Top 60%
Overall (All Time): #4,376 of 4,157,543Top 1%
177
Patents All Time

Issued Patents All Time

Showing 1–25 of 177 patents

Patent #TitleCo-InventorsDate
12354972 Semiconductor device Naoyuki Kondo, Shinichi Maruyama, Hiromitsu HARASHIMA, Yuuichi Tatsumi, Yoshiko Kato 2025-07-08
12206207 Power transmission device and electric power device Atsushi Matsunaga, Toshiya Seki, Junji Yasuda, Takashi Matsumoto 2025-01-21
12120837 Holding device Takashi Matsumoto 2024-10-15
10974100 Racket and grommet Naoto Ogawa, Masato Kawabata, Hitoshi Kato 2021-04-13
10550351 Refrigerator oil and refrigerator working fluid composition Hitoshi Takahashi, Akira Tada, Souichirou Konno 2020-02-04
10550855 Axial flow fan Toshikatsu Arai, Tomoya Fukui, Hitoshi Kikuchi, Tatsushi Murakami 2020-02-04
10436173 Rotary device for fluid power generation Yumiko Yoshitake, Nao Komata, Yukiko Ueki 2019-10-08
10253276 Refrigerating-machine oil and working-fluid composition for refrigerating machine Hitoshi Takahashi, Souichirou Konno 2019-04-09
10208770 Axial flow fan Toshikatsu Arai, Hitoshi Kikuchi, Tatsushi Murakami 2019-02-19
10053644 Refrigerator oil, and working fluid composition for refrigerators Hitoshi Takahashi, Takeshi Okido, Hiroko Shimpo, Souichirou Konno 2018-08-21
10047315 Refrigeration oil and working fluid composition for refrigeration oil Hitoshi Takahashi, Souichirou Konno 2018-08-14
D812732 Propeller fan Tatsushi Murakami, Toshikatsu Arai, Hitoshi Kikuchi, Hiromichi Aoki, Yuuya Kousaka 2018-03-13
9751572 Working vehicle Gaku Higashiguchi 2017-09-05
9728157 Program, display apparatus, television receiver, display method, and display system Tomohiro Nagano, Atsushi Ohnuma, Kenichi Kimura, Hiroyuki Nakamura 2017-08-08
9705009 Semiconductor device Norihisa Arai, Kazunori Masuda, Kazuo Hatakeyama 2017-07-11
9658694 Touch-sensitive sheet member, input device and electronic apparatus Kouichiro Takashima, Shun Kayama, Takashi Sawada, Yukiko Shimizu 2017-05-23
9516778 Electronic device and insertion error protection device Akira Nakayama, Kenji Toshimitsu, Toshihide Inaba 2016-12-06
D755946 Propeller fan Toshikatsu Arai, Hitoshi Kikuchi, Tatsushi Murakami, Hiromichi Aoki, Tomoya Fukui 2016-05-10
D755947 Propeller fan Toshikatsu Arai, Hitoshi Kikuchi, Tatsushi Murakami, Hiromichi Aoki, Tomoya Fukui 2016-05-10
D755945 Propeller fan Toshikatsu Arai, Hitoshi Kikuchi, Tatsushi Murakami, Hiromichi Aoki, Tomoya Fukui 2016-05-10
9336969 Press detection sensor, input device and electronic apparatus Kouichiro Takashima, Shun Kayama, Yukiko Shimizu 2016-05-10
9312709 Charging stand Taro Takamoto, Koichi Izawa, Shintaro Nonaka, Tamio Nishino 2016-04-12
D750211 Propeller fan Toshikatsu Arai, Hitoshi Kikuchi, Tatsushi Murakami, Hiromichi Aoki, Tomoya Fukui 2016-02-23
9244531 Touch-sensitive sheet member, input device and electronic apparatus Kouichiro Takashima, Shun Kayama, Takashi Sawada, Yukiko Shimizu 2016-01-26
9147641 Semiconductor device Norihisa Arai, Kazuo Hatakeyama, Kazuki Uchino 2015-09-29