YI

Yasuhiro ITAYAMA

SE Seiko Epson: 20 patents #903 of 7,774Top 15%
Overall (All Time): #213,507 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12219876 Method for producing piezoelectric actuator Harunobu KOIKE, Takanori Aimono, Masao Nakayama, Motoki Takabe, Koji Sumi +1 more 2025-02-04
12064967 Liquid ejecting head and liquid ejecting apparatus Masanori MIKOSHIBA, Motoki Takabe, Jingling Wang 2024-08-20
11878525 Liquid ejection head and liquid ejecting apparatus Motoki Takabe, Masanori MIKOSHIBA 2024-01-23
11865838 Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and method of manufacturing piezoelectric device Motoki Takabe 2024-01-09
11691416 Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus Yasuaki Hamada, Shunsuke Yoshida, Toshihiro Shimizu, Masao Nakayama 2023-07-04
11673392 Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and method for producing piezoelectric device 2023-06-13
11611034 Piezoelectric element and liquid droplet ejection head 2023-03-21
11173715 Liquid discharge head and printer Harunobu KOIKE, Takanori Aimono, Masao Nakayama, Motoki Takabe, Koji Sumi 2021-11-16
11135844 Liquid discharge head and printer Motoki Takabe, Koji Sumi 2021-10-05
11020973 Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and manufacturing method of piezoelectric device Masao Nakayama, Naoto Yokoyama, Eiju Hirai, Motoki Takabe 2021-06-01
10916693 Piezoelectric element and piezoelectric element-based device Takayuki Yonemura, Chikara KOJIMA, Xiaoxing Wang, Tetsuya Isshiki 2021-02-09
10833244 Piezoelectric element and method for manufacturing same Takayuki Yonemura, Chikara KOJIMA 2020-11-10
10784436 Piezoelectric sensor and piezoelectric device 2020-09-22
10263175 Piezoelectric element and piezoelectric element-applied device 2019-04-16
10173422 Liquid ejecting head and liquid ejecting apparatus 2019-01-08
9887344 Piezoelectric element, piezoelectric actuator device, liquid ejecting head, liquid ejecting apparatus, and ultrasonic measuring apparatus Takayuki Yonemura 2018-02-06
9728709 Piezoelectric element, piezoelectric actuator device, liquid ejecting head, liquid ejecting apparatus, and ultrasonic wave measurement apparatus Takayuki Yonemura, Chikara KOJIMA 2017-08-08
9662881 Liquid ejecting head Masao Nakayama, Eiju Hirai, Toshihiro Shimizu, Motoki Takabe 2017-05-30
9254651 Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and methods of manufacturing liquid ejecting head, liquid ejecting apparatus, and piezoelectric element Koji Ohashi, Kenichi Kurokawa, Eiji OSAWA, Motohisa Noguchi 2016-02-09
8678563 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element 2014-03-25