Fumihiko Yoshioka — 23 Patents at Ngk Insulators

Fumihiko Yoshioka has been granted 23 US patents while listed as an inventor at Ngk Insulators. The first was granted in 2019 and the most recent in September 2025. Fumihiko Yoshioka ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Fumihiko Yoshioka in Novi, MI, US.

Patents per Year

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #	Title	Co-Inventors	Date
12415154	Honeycomb filter	Yudai Kurimoto	2025-09-16
12397257	Honeycomb filter	Yuji Sasaki, Yasuyuki Furuta, Ritsuko Teranishi, Ayaka Sakai, Tatsuya Ohashi	2025-08-26
12390756	Honeycomb filter	Sachiko ISHIDA	2025-08-19
12226727	Honeycomb filter	Yudai Kurimoto	2025-02-18
12076716	Honeycomb filter	Yudai Kurimoto	2024-09-03
11759740	Honeycomb filter	Yuji Sasaki, Kimiko Kishine, Sachiko ISHIDA, Kyohei Kato	2023-09-19
11759741	Honeycomb filter	Yuji Sasaki, Kimiko Kishine, Sachiko ISHIDA, Kyohei Kato	2023-09-19
11571688	Honeycomb filter	Sachiko ISHIDA	2023-02-07
11565209	Honeycomb filter	Yudai Kurimoto	2023-01-31
11400441	Honeycomb filter	—	2022-08-02
11293317	Honeycomb filter	Nozomu Hirai, Kyohei Kato	2022-04-05
11280236	Honeycomb filter	Yoshiaki Hatakeyama, Noritaka Masumitsu	2022-03-22
11280237	Honeycomb filter	Yoshiaki Hatakeyama, Noritaka Masumitsu	2022-03-22
11274588	Honeycomb filter	Yuji Sasaki, Kimiko Kishine, Sachiko ISHIDA, Kyohei Kato	2022-03-15
11260384	Honeycomb filter	—	2022-03-01
11103862	Honeycomb filter	—	2021-08-31
10994236	Honeycomb filter	Kimiko Kishine	2021-05-04
10974187	Honeycomb filter	—	2021-04-13
10821390	Honeycomb filter	—	2020-11-03
10669906	Honeycomb filter	Yoshiaki Hatakeyama, Noritaka Masumitsu	2020-06-02
10557390	Honeycomb filter	Norihiro Wakida, Yoshiaki Hatakeyama, Noritaka Masumitsu	2020-02-11
10525394	Honeycomb filter	Kazuto Miura	2020-01-07
10478766	Honeycomb filter	Kazuto Miura	2019-11-19