Noboru Ishikawa

DC Dainihon Glass Industry Co.: 1 patents #4 of 9Top 45%

SC Shimizu Construction Co.: 1 patents #15 of 42Top 40%

📍 Izumiotsu, JP: #2 of 3 inventorsTop 70%

Overall (1989): #73,012 of 140,708Top 55%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4876143	Rod material	Minoru Sugita, Teruyuki Nakatsuji, Tadashi Fujisaki, Minoru Sawaide, Yasuo Inada	1989-10-24