YO

Yohei Oka

DA Daihen: 8 patents #24 of 305Top 8%
FC Fukuda Metal Foil & Powder Co.: 2 patents #26 of 95Top 30%
Overall (All Time): #615,433 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12084745 Copper alloy powder, method of producing additively-manufactured article, and additively-manufactured article Ryusuke Tsubota, Akira Okamoto, Takayuki Nakamoto, Takahiro SUGAHARA, Naruaki Shinomiya +2 more 2024-09-10
11185924 Metal powder, method of producing additively-manufactured article, and additively-manufactured article Ryusuke Tsubota, Junichi Tanaka, Akira Okamoto, Masato Kikukawa, Hiroaki Okubo +3 more 2021-11-30
11077495 Metal powder, method of producing additively-manufactured article, and additively-manufactured article Ryusuke Tsubota, Junichi Tanaka, Takayuki Nakamoto, Takahiro SUGAHARA, Mamoru Takemura +1 more 2021-08-03
10981226 Copper alloy powder, method of producing additively-manufactured article, and additively-manufactured article Ryusuke Tsubota, Akira Okamoto, Takayuki Nakamoto, Takahiro SUGAHARA, Naruaki Shinomiya +2 more 2021-04-20
10967431 Metal powder, method of producing additively-manufactured article, and additively-manufactured article Ryusuke Tsubota, Junichi Tanaka, Akira Okamoto, Masato Kikukawa, Hiroaki Okubo +3 more 2021-04-06
10843260 Metal powder, method of producing additively-manufactured article, and additively-manufactured article Ryusuke Tsubota, Jyunichi Tanaka, Takayuki Nakamoto, Takahiro SUGAHARA, Mamoru Takemura +1 more 2020-11-24
10421122 Metal powder, method of producing additively-manufactured article, and additively-manufactured article Ryusuke Tsubota, Junichi Tanaka, Takayuki Nakamoto, Takahiro SUGAHARA, Mamoru Takemura +1 more 2019-09-24
7748760 Work holding mechanism Toshikazu Kushida 2010-07-06