Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
MT

Masashi TSUBUKU

SL Semiconductor Energy Laboratory: 11 patents #21 of 295Top 8%
JD Japan Display: 4 patents #39 of 260Top 15%
Overall (2025): #2,647 of 469,880Top 1%
15
Patents 2025

Issued Patents 2025

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
12408435 Semiconductor device and manufacturing method thereof Masayuki Sakakura, Yoshiaki Oikawa, Shunpei Yamazaki, Junichiro Sakata, Kengo Akimoto +1 more 2025-09-02
12389631 Semiconductor device and manufacturing method thereof Shunpei Yamazaki, Jun Koyama, Hiroyuki Miyake, Kei Takahashi, Kouhei Toyotaka +2 more 2025-08-12
12302639 Metal oxide film and method for forming metal oxide film Masahiro Takahashi, Takuya Hirohashi, Noritaka Ishihara, Masashi Oota 2025-05-13
12298640 Display device and method for manufacturing display device Takeshi Sakai, Tatsuya TODA 2025-05-13
12294024 Method of manufacturing semiconductor device Hajime WATAKABE, Kentaro Miura, Akihiro HANADA, Takaya TAMARU 2025-05-06
12287552 Display device Hajime WATAKABE, Toshinari SASAKI, Takaya TAMARU 2025-04-29
12272697 Transistor and display device Shunpei Yamazaki, Toshinari SASAKI, Junichiro Sakata 2025-04-08
12243881 Logic circuit and semiconductor device Shunpei Yamazaki, Jun Koyama, Kosei Noda 2025-03-04
12230696 Semiconductor device and method for fabricating the same Shunpei Yamazaki, Hideomi Suzawa, Shinya Sasagawa, Motomu Kurata 2025-02-18
12225739 Semiconductor device Tatsuya Honda, Yusuke Nonaka, Takashi Shimazu, Shunpei Yamazaki 2025-02-11
12218251 Semiconductor device Tatsuya Honda, Yusuke Nonaka, Takashi Shimazu, Shunpei Yamazaki 2025-02-04
12206025 Display device and electronic device Hajime Kimura, Kengo Akimoto, Toshinari SASAKI 2025-01-21
12198941 Display device and method for manufacturing the same Shunpei Yamazaki, Junichiro Sakata, Kengo Akimoto, Miyuki Hosoba, Masayuki Sakakura +1 more 2025-01-14
12199104 Analog circuit and semiconductor device Shunpei Yamazaki, Jun Koyama, Atsushi Hirose, Kosei Noda 2025-01-14
12191398 Semiconductor device comprising lightly doped drain (LDD) region between channel and drain region Akihiro HANADA, Takuo Kaitoh 2025-01-07