Kazutaka Shibuya has been granted 26 US patents while listed as an inventor at Enplas . The first was granted in 2015 and the most recent in July 2025. Kazutaka Shibuya ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Kazutaka Shibuya in Tokyo, JP.
Patents per Year Patents granted per year, 2015 to 2025 Bar chart with a peak of 7 patents in 2016. peak 7 2015: 6 patents 2015 2016: 7 patents 2016 2017: 5 patents 2017 2019: 3 patents 2019 2020: 3 patents 2020 2025: 2 patents 2025 Issued Patents All Time
Showing 1–25 of 26 patents
Patent # Title Co-Inventors Date
12353048 Lens device Tsunemi Niikura , Katsuya Hirano 2025-07-08
12209853 Non-contact apparatus for measuring wafer thickness Chihiro Miyagawa , Kiyohito Aoki 2025-01-28
10668593 Work polishing head Masayuki Tsukada , Takayuki Fuse 2020-06-02
10632590 Work processing apparatus and liquid chemical bag for the same Masayuki Tsukada , Takayuki Fuse , Yoshio Nakamura , Shiro Hara 2020-04-28
10636685 Nozzle and work polishing apparatus Yoshio Nakamura 2020-04-28
10471565 Polishing apparatus for a work with mechanical polishing function and chemical polishing function Yoshio Nakamura 2019-11-12
10464186 Method of polishing work and method of dressing polishing pad Jun Yanagisawa , Yoshio Nakamura , Michio Uneda , Kenichi Ishikawa 2019-11-05
10449655 Work polishing method and work polishing apparatus Yoshio Nakamura , Michio Uneda , Kenichi Ishikawa 2019-10-22
9804351 Optical receptacle and optical module Shimpei Morioka 2017-10-31
9733439 Optical receptacle and optical module — 2017-08-15
9726835 Optical receptacle and optical module — 2017-08-08
9709761 Optical receptacle and optical module Shimpei Morioka 2017-07-18
9671573 Light receptacle and light module Shimpei Morioka 2017-06-06
9529166 Optical receptacle and optical module provided with same — 2016-12-27
9488790 Lens array and optical module including the same Shimpei Morioka 2016-11-08
9488792 Optical receptacle, and optical module provided with same Shimpei Morioka , Masahiro Tanazawa 2016-11-08
9431262 Method for polishing work and work polishing apparatus Yoshio Nakamura 2016-08-30
9291783 Optical receptacle and optical module provided with same — 2016-03-22
9285553 Optical receptacle with concave and convex lenses, and optical module including the same — 2016-03-15
9250400 Optical receptacle and optical module including the same — 2016-02-02
9223098 Lens array and optical module including the same Shimpei Morioka , Tadanobu Niimi 2015-12-29
9164267 Lens array and manufacturing method thereof Tadanobu Niimi 2015-10-20
9110257 Optical receptacle and optical module provided with same Shimpei Morioka , Masahiro Tanazawa 2015-08-18
9110256 Lens array and manufacturing method thereof Shimpei Morioka 2015-08-18
9017146 Wafer polishing apparatus Yoshio Nakamura , Yoshio Otsuka , Takashi Okubo , Takayuki Fuse , Shiro Hara +2 more 2015-04-28