Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
TI

Takanori Ishikawa — 39 Patents

Sony: 17 patents #2,471 of 25,231Top 10%
NTNtn: 9 patents #176 of 1,364Top 15%
Denso: 5 patents #2,617 of 11,792Top 25%
NTNTT: 4 patents #1,310 of 4,871Top 30%
NENtt Electronics: 4 patents #39 of 358Top 15%
Hitachi: 1 patents #17,777 of 28,497Top 65%
HEHitachi Process Computer Engineering: 1 patents #43 of 101Top 45%
Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
NCNiterra Co.: 1 patents #41 of 125Top 35%
Saitama, JP: #247 of 10,685 inventorsTop 3%
Overall (All Time): #81,245 of 4,157,543Top 2%
39 Patents All Time
Takanori Ishikawa has been granted 39 US patents while listed as an inventor at Sony. The first was granted in 1999 and the most recent in December 2024. Takanori Ishikawa ranks #81,245 of 4,157,543 US inventors in our database (top 2.0%). Patent records list Takanori Ishikawa in Saitama, JP.

Patents per Year

Patents granted per year, 1999 to 2024Bar chart with a peak of 6 patents in 2014.peak 61999: 1 patents19992005: 2 patents2006: 2 patents20062009: 1 patents2011: 1 patents20112013: 1 patents2014: 6 patents20142015: 2 patents2017: 3 patents20172018: 3 patents2019: 4 patents20192020: 1 patents2022: 6 patents20222023: 3 patents2024: 3 patents2024

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12158444 Gas sensor element and gas sensor Kazuma Ito, Hiroshi Isomura 2024-12-03
12095326 Inter-phase insulating paper, motor, and assembly method for inter-phase insulating paper Kunitomo Ishiguro, Daigo Iwasaki 2024-09-17
11983305 Content presentation system, content presentation device, and content presentation method Ryo Sasaki, Yuta AOKI 2024-05-14 $675,000
11841051 Tapered roller bearing Yasuhito Fujikake 2023-12-12
11703081 Rolling bearing Takashi Kawai, Nozomi Isobe 2023-07-18
11668343 Tapered roller bearing Takashi Kawai, Tomoki Matsushita, Nozomi Isobe 2023-06-06
11445932 Biological information measurement device and biological information measurement system Yuta KONDO, Yasuhide Hyodo, Kazunari Yoshifuji 2022-09-20 $590,000
11311242 Biological information processing apparatus, biological information processing method, and information processing apparatus Yasuhide Hyodo 2022-04-26 $667,000
11300155 Cage for a tapered roller bearing and tapered roller bearing Hiroki Matsubuchi, Takashi Kawai, Yasuhito Fujikake 2022-04-12
11293484 Tapered roller bearing Takashi Kawai, Yasuhito Fujikake, Susumu Miyairi 2022-04-05
11266321 Vital sign processing device, vital sign processing method, and information processing device Yasuhide Hyodo 2022-03-08 $547,000
11221040 Tapered roller bearing Takashi Kawai, Tomoki Matsushita, Nozomi Isobe 2022-01-11
10849562 Noise reduction processing circuit and method, and biological information processing device and method 2020-12-01 $854,000
10489922 Information processing apparatus, information processing method, and program Yasuhide Hyodo, Kazunari Yoshifuji 2019-11-26 $1,092,000
10464384 In-wheel motor drive device Shiro Tamura 2019-11-05
10461599 Breather structure of in-wheel motor drive unit and in-wheel motor drive unit including the same Shiro Tamura, Shinya Taikou 2019-10-29
10424851 Terminal mounting structure for vehicle motor drive device Shiro Tamura, Shinya Taikou 2019-09-24
10161900 Gas sensor element and gas sensor Naoki Yamada, Koji Shiono 2018-12-25
10126502 Optical waveguide device and module Tomoyo Shibazaki, Mitsuru Nagano, Masahiro Yanagisawa, Hiroshi Terui, Mikitaka Itoh 2018-11-13
9934575 Image processing apparatus, method and computer program to adjust 3D information based on human visual characteristics Shuichi Takahashi, Isao Ohashi, Satoshi Shioiri 2018-04-03 $1,051,000
9684129 Optical waveguide device and module Tomoyo Shibazaki, Mitsuru Nagano, Masahiro Yanagisawa, Hiroshi Terui, Mikitaka Itoh 2017-06-20
9591282 Image processing method, image processing device, and electronic apparatus Yasuhide Hyodo 2017-03-07 $453,000
9565417 Image processing method, image processing device, and electronic device Yasuhide Hyodo 2017-02-07 $718,000
9098907 Image processing apparatus, image processing method and program Shuichi Takahashi, Isao Ohashi, Satoshi Shioiri 2015-08-04 $565,000
9020307 Optical waveguide device and module Tomoyo Shibazaki, Mitsuru Nagano, Masahiro Yanagisawa, Hiroshi Terui, Mikitaka Itoh 2015-04-28 $5,398,000