Hiroki Ohara has been granted 149 US patents while listed as an inventor at Semiconductor Energy Laboratory . The first was granted in 2006 and the most recent in May 2025. Hiroki Ohara ranks #6,316 of 4,157,543 US inventors in our database (top 0.15%). Patent records list Hiroki Ohara in Sagamihara, JP.
Patents per Year Patents granted per year, 2006 to 2025 Bar chart with a peak of 18 patents in 2013. peak 18 2006: 1 patents 2006 2007: 2 patents 2009: 1 patents 2009 2010: 2 patents 2011: 4 patents 2011 2012: 9 patents 2013: 18 patents 2013 2014: 16 patents 2015: 16 patents 2015 2016: 15 patents 2017: 12 patents 2017 2018: 10 patents 2019: 11 patents 2019 2020: 9 patents 2021: 9 patents 2021 2022: 4 patents 2023: 5 patents 2023 2024: 4 patents 2025: 1 patents 2025 Issued Patents All Time
Showing 1–25 of 149 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12302645 Method for manufacturing semiconductor device Toshinari SASAKI , Junichiro Sakata , Shunpei Yamazaki 2025-05-13
12183743 Semiconductor device Shunpei Yamazaki , Toshinari SASAKI , Kosei Noda , Hideaki Kuwabara 2024-12-31
12048185 Display device including resin filled dam spaces — 2024-07-23
11937448 Electronic device including a plurality of nitride insulating layers Akinori Kamiya 2024-03-19
11923204 Manufacturing method of semiconductor device comprising oxide semiconductor Shunpei Yamazaki , Junichiro Sakata 2024-03-05
11855194 Method for manufacturing semiconductor device Shunpei Yamazaki , Miyuki Hosoba , Kosei Noda , Toshinari SASAKI , Junichiro Sakata 2023-12-26
11765931 Display device having an amount of polymerization initiator for curing the second organic insulating layer and the second organic insulating layer — 2023-09-19
11728350 Semiconductor device including transistor Shunpei Yamazaki , Toshinari SASAKI , Kosei Noda , Hideaki Kuwabara 2023-08-15
11683952 Light-emitting element and display device Hisao Ikeda , Makoto Hosoba , Junichiro Sakata , Shunichi Ito 2023-06-20
11665945 Semiconductor device — 2023-05-30
11462715 Display device having multiple nitride insulating layers Akinori Kamiya 2022-10-04
11456187 Oxide semiconductor-device Shunpei Yamazaki , Junichiro Sakata 2022-09-27
11417754 Method for manufacturing semiconductor device Toshinari SASAKI , Junichiro Sakata , Shunpei Yamazaki 2022-08-16
11348949 Semiconductor device Shunpei Yamazaki , Toshinari SASAKI , Kosei Noda , Hideaki Kuwabara 2022-05-31
11171198 Display device having flexibility Satoshi Maruyama 2021-11-09
11152597 Display device — 2021-10-19
11152594 Display device Akinori Kamiya 2021-10-19
11152493 Method for manufacturing semiconductor device Shunpei Yamazaki , Miyuki Hosoba , Kosei Noda , Toshinari SASAKI , Junichiro Sakata 2021-10-19
11147791 Composition for activating sympathetic nerve Kazuji Tamura 2021-10-19
11133371 Display device — 2021-09-28
11121204 Display device — 2021-09-14
11063236 Light-emitting element and display device Hisao Ikeda , Makoto Hosoba , Junichiro Sakata , Shunichi Ito 2021-07-13
10916663 Oxide semiconductor film and semiconductor device Shunpei Yamazaki , Masashi TSUBUKU , Kengo Akimoto , Tatsuya Honda , Takatsugu Omata +3 more 2021-02-09
10854638 Display device and method for manufacturing display device Shunpei Yamazaki , Toshinari SASAKI , Kosei Noda , Hideaki Kuwabara 2020-12-01
10847655 Semiconductor device — 2020-11-24
