II

Ikuo Ioka

NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
JA Japan Atomic Energy Agency: 1 patents #64 of 251Top 30%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
KI Kobelco Research Institute: 1 patents #37 of 79Top 50%
📍 Hitachinaka, JP: #1,128 of 2,447 inventorsTop 50%
Overall (All Time): #1,556,928 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8322592 Austenitic welding material, and preventive maintenance method for stress corrosion cracking and preventive maintenance method for intergranular corrosion, using same Kiyoshi Kiuchi, Chiaki Kato, Nobutoshi Maruyama, Ichiro Tsukatani, Makoto Tanabe +1 more 2012-12-04
6444063 Si-SiC material and SiC fiber-reinforced Si-SiC composite material Shigeru Hanzawa, Masatoshi Futakawa, Saburo Shimizu, Kaoru Onuki, Ynte Johan Stockmann 2002-09-03
6254974 Si-SiC material and SiC fiber-reinforced Si-SiC composite material Shigeru Hanzawa, Masatoshi Futakawa, Saburo Shimizu, Kaoru Onuki, Ynte Johan Stockmann 2001-07-03