SS

Shigeyuki Shiraishi

UN Unknown: 2 patents #39 of 2,107Top 2%
Overall (1997): #24,101 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5676190 Fire extinguisher Katsutoshi Matsumoto 1997-10-14
5615743 Fire extinguisher Katsutoshi Matsumoto 1997-04-01