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

Kyosuke Kotani — 40 Patents

HKHamamatsu Photonics K.K.: 40 patents #40 of 1,436Top 3%
Hamamatsu, JP: #88 of 3,044 inventorsTop 3%
Overall (All Time): #78,057 of 4,157,543Top 2%
40 Patents All Time
Kyosuke Kotani has been granted 40 US patents while listed as an inventor at Hamamatsu Photonics K.K.. The first was granted in 2019 and the most recent in May 2025. Kyosuke Kotani ranks #78,057 of 4,157,543 US inventors in our database (top 1.9%). Patent records list Kyosuke Kotani in Hamamatsu, JP.

Patents per Year

Patents granted per year, 2019 to 2025Bar chart with a peak of 11 patents in 2023.peak 112019: 1 patents20192020: 8 patents20202021: 8 patents20212022: 2 patents20222023: 11 patents20232024: 8 patents20242025: 2 patents2025

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
12298132 Optical device Tomofumi Suzuki, Tatsuya Sugimoto, Yutaka Kuramoto, Katsumi Shibayama, Noburo Hosokawa 2025-05-13
12189114 Optical device production method Tatsuya Sugimoto, Tomofumi Suzuki, Yutaka Kuramoto, Daiki SUZUKI 2025-01-07
12180063 Optical device and method for manufacturing same Tatsuya Sugimoto, Tomofumi Suzuki 2024-12-31
12152878 Mirror unit and optical module Tomofumi Suzuki, Tatsuya Sugimoto, Yutaka Kuramoto, Katsumi Shibayama, Noburo Hosokawa +2 more 2024-11-26
12136893 Optical device having fixed and movable comb electrodes Tatsuya Sugimoto, Tomofumi Suzuki 2024-11-05
12031863 Optical device including movable mirror and first light passage Tatsuya Sugimoto, Tomofumi Suzuki 2024-07-09
11953675 Optical device production method Tatsuya Sugimoto, Tomofumi Suzuki, Yutaka Kuramoto, Daiki SUZUKI 2024-04-09
11906727 Optical device production method Tatsuya Sugimoto, Tomofumi Suzuki, Yutaka Kuramoto, Daiki SUZUKI 2024-02-20
11898841 Optical module, signal processing system, and signal processing method Tomofumi Suzuki, Yuya Iwazaki, Tatsuya Sugimoto, Hiromichi Tozuka 2024-02-13
11879731 Mirror unit and optical module Tomofumi Suzuki, Tatsuya Sugimoto, Yutaka Kuramoto, Katsumi Shibayama, Noburo Hosokawa +2 more 2024-01-23
11740452 Optical device Tatsuya Sugimoto, Tomofumi Suzuki 2023-08-29
11733509 Optical device Tatsuya Sugimoto, Tomofumi Suzuki 2023-08-22
11693230 Optical device Tatsuya Sugimoto, Tomofumi Suzuki 2023-07-04
11681121 Optical device Tatsuya Sugimoto, Tomofumi Suzuki 2023-06-20
11635613 Optical device Tatsuya Sugimoto, Tomofumi Suzuki 2023-04-25
11635290 Optical module Tomofumi Suzuki, Tatsuya Sugimoto 2023-04-25
11629947 Optical device Tomofumi Suzuki, Tatsuya Sugimoto, Yutaka Kuramoto, Katsumi Shibayama, Noburo Hosokawa 2023-04-18
11629946 Mirror unit and optical module Tomofumi Suzuki, Tatsuya Sugimoto, Yutaka Kuramoto, Katsumi Shibayama, Noburo Hosokawa +2 more 2023-04-18
11624605 Mirror unit and optical module Tomofumi Suzuki, Tatsuya Sugimoto, Yutaka Kuramoto, Katsumi Shibayama, Noburo Hosokawa +2 more 2023-04-11
11579438 Optical module Tomofumi Suzuki, Tatsuya Sugimoto 2023-02-14
11561388 Light module Tatsuya Sugimoto, Tomofumi Suzuki, Katsumi Shibayama, Noburo Hosokawa, Nao Inoue +2 more 2023-01-24
11513339 Optical module Tomofumi Suzuki, Tatsuya Sugimoto 2022-11-29
11487104 Optical module Tomofumi Suzuki, Tatsuya Sugimoto 2022-11-01
11209260 Optical module having high-accuracy spectral analysis Tomofumi Suzuki, Tatsuya Sugimoto, Yutaka Kuramoto 2021-12-28
11187579 Optical device Tomofumi Suzuki, Tatsuya Sugimoto 2021-11-30