HK

Harunobu KOIKE

SE Seiko Epson: 16 patents #1,167 of 7,774Top 20%
Overall (All Time): #282,497 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12219876 Method for producing piezoelectric actuator Takanori Aimono, Masao Nakayama, Motoki Takabe, Koji Sumi, Yasuhiro ITAYAMA +1 more 2025-02-04
12023929 Liquid ejecting head, liquid ejecting apparatus, and actuator Tatsuo Sawasaki, Masao Nakayama, Chihiro Nishi, Toshihiro Shimizu, Yasushi Yamazaki 2024-07-02
12017456 Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and method of manufacturing piezoelectric device Tatsuo Sawasaki, Masao Nakayama, Toshihiro Shimizu, Chihiro Nishi 2024-06-25
11938731 Piezoelectric device and liquid ejecting head Masao Nakayama, Toshihiro Shimizu, Yasushi Yamazaki, Osamu Tonomura, Tatsuo Sawasaki +1 more 2024-03-26
11858270 Liquid ejection head, liquid ejection apparatus, piezoelectric device, and method for manufacturing piezoelectric device Toshihiro Shimizu, Takanori Aimono, Masao Nakayama, Tatsuo Sawasaki, Chihiro Nishi +3 more 2024-01-02
11827019 Liquid ejecting head and liquid ejecting apparatus Shunsuke Yoshida 2023-11-28
11801678 Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and method of manufacturing piezoelectric device Tatsuo Sawasaki 2023-10-31
11766864 Liquid ejecting head, liquid ejecting apparatus, and actuator Tatsuo Sawasaki, Masao Nakayama, Chihiro Nishi, Toshihiro Shimizu, Yasushi Yamazaki 2023-09-26
11701885 Liquid ejecting head, liquid ejecting apparatus, and actuator Masao Nakayama, Toshihiro Shimizu, Yasushi Yamazaki 2023-07-18
11571891 Liquid discharge head Koji Sumi, Masao Nakayama 2023-02-07
11376850 Liquid ejecting head and liquid ejecting apparatus Shunsuke Yoshida 2022-07-05
11331916 Liquid ejecting head and liquid ejecting apparatus Masao Nakayama, Toshihiro Shimizu 2022-05-17
11309483 Piezoelectric element and liquid ejecting head Koichi Morozumi 2022-04-19
11173715 Liquid discharge head and printer Takanori Aimono, Masao Nakayama, Motoki Takabe, Koji Sumi, Yasuhiro ITAYAMA 2021-11-16
10608165 Piezoelectric element and liquid ejecting head Tomohiro Sakai, Koichi Morozumi, Kazuya Kitada, Koji Sumi 2020-03-31
10580958 Piezoelectric element and liquid ejection head Koji Sumi, Toshiaki Takahashi, Koichi Morozumi 2020-03-03