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Hiroshi Isobe — 95 Patents

NTNtn: 68 patents #3 of 1,364Top 1%

Sony: 15 patents #2,874 of 25,231Top 15%

DCDiesel Kiki Co.: 4 patents #61 of 366Top 20%

ACAkebono Brake Industry Co.: 2 patents #120 of 376Top 35%

TATatsumi: 1 patents #3 of 4Top 75%

Yamaha: 1 patents #1,232 of 2,001Top 65%

YCYanmar Holdings Co.: 1 patents #349 of 636Top 55%

Canon: 1 patents #14,969 of 19,416Top 80%

Hitachi: 1 patents #17,777 of 28,497Top 65%

FCFuji Chemical Co.: 1 patents #19 of 34Top 60%

KTKyushu Institute Of Technology: 1 patents #75 of 237Top 35%

SLSumitomo Riko Company Limited: 1 patents #206 of 446Top 50%

Iwata, JP: #5 of 782 inventorsTop 1%

Overall (All Time): #16,077 of 4,157,543Top 1%

95 Patents All Time

Hiroshi Isobe has been granted 95 US patents while listed as an inventor at Ntn. The first was granted in 1981 and the most recent in August 2025. Hiroshi Isobe ranks #16,077 of 4,157,543 US inventors in our database (top 0.39%). Patent records list Hiroshi Isobe in Iwata, JP.

Patents per Year

Issued Patents All Time

Showing 1–25 of 95 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12384018	Parallel link mechanism and link operation device	—	2025-08-12
12125860	Image sensor, method of manufacturing the same, and electronic apparatus	—	2024-10-22	$714,000
12042935	Link actuation apparatus	Kenzou Nose	2024-07-23
12033985	Display unit and electronic apparatus	—	2024-07-09
11865718	Working device using parallel link mechanism and control method thereof	Naoki Marui	2024-01-09
11668375	Parallel link mechanism and link actuation device	Akihiro Hayashi, Hirofumi Fukumaru, Taiga Okamoto, Kenzou Nose, Hideki Matsuzawa +1 more	2023-06-06
11581301	Electrostatic protective element and electronic device	Takaaki Tatsumi	2023-02-14	$666,000
11454587	Measurement apparatus, measurement method, and program	Hidetoshi Kabasawa, Ichiro Ujiie, Tomonori Masuno	2022-09-27	$580,000
11420322	Working device and double-arm type working device	Kenzou Nose, Naoki Marui	2022-08-23
11407101	Link actuating device	Kenzou Nose	2022-08-09
11298814	Link actuating device having a proximal-end-side link hub, a distal-end-side link hub, and three or more link mechanisms	Naoki Marui, Seigo Sakata, Kenzou Nose	2022-04-12
11247329	Work device and dual-arm work device	Seigo Sakata, Yuuki Shimura	2022-02-15
11247333	Work device using parallel link mechanism	Naoki Marui	2022-02-15
11154983	Link actuation device manipulating device and link actuation system	Naoki Marui, Seigo Sakata	2021-10-26
11154994	Work device and dual-arm work device	Kenzou Nose, Naoki Marui, Hiroyuki Yamada	2021-10-26
11141915	Three-dimensional shaping device	Katsunori Sone	2021-10-12
11130229	Link operating device control device and control method	Seigo Sakata, Yuuki Shimura, Naoki Marui	2021-09-28
11130225	Working device and double-arm type working device	Kenzou Nose, Naoki Marui, Hiroyuki Yamada	2021-09-28
11072066	Working device using parallel link mechanism	Naoya Konagai	2021-07-27
11000946	Link operating device	Kenzou Nose, Seigo Sakata	2021-05-11
10890236	Operation method for link actuating device	Seigo Sakata, Yukihiro Nishio, Naoya Konagai, Hiroyuki Yamada	2021-01-12
10828779	Diagnostic device for link actuation device	Naoki Marui, Yukihiro Nishio, Seigo Sakata	2020-11-10
10780574	Link actuating device	Kenzou Nose, Seigo Sakata	2020-09-22
10661398	Link actuator to initially set position of origin	Hiroyuki Yamada, Keisuke Sone	2020-05-26
10556308	Work machine provided with parallel link mechanism	Kenzou Nose, Seigo Sakata, Hiroyuki Yamada	2020-02-11