KA

Koji Akioka

SE Seiko Epson: 2 patents #171 of 763Top 25%
SI Sumitomo Metal Industries: 1 patents #18 of 138Top 15%
Overall (2002): #25,868 of 266,432Top 10%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6500374 Method of manufacturing bonded magnets of rare earth metal, and bonded magnet of rare earth metal Hayato SHIRAI, Ken Ikuma 2002-12-31
6464940 pH sensor and pH measurement method employing the same Akira Sanjoh 2002-10-15
6387293 Composition for rare earth bonded magnet use, rare earth bonded magnet and method for manufacturing rare earth bonded magnet Yoshiki Nakamura, Ken Ikuma 2002-05-14