YN

Yoshikazu Nagayoshi

TC Tsukishima Kikai Co.: 3 patents #7 of 127Top 6%
TG Tokyo Metropolitan Government: 1 patents #13 of 50Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,648,964 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5571301 Apparatus for making crystallized glass Takeshi Yamaura, Takatsugu Ogata, Keiichiro Miyano, Kenji Suzuki 1996-11-05
5283959 System for drying moist sludge Hajime Nakajima, Misao Igarashi 1994-02-08
5203901 Method for converting waste to crystallized glass Shigeru Suzuki, Keiichiro Miyano, Takumi Kaneko 1993-04-20