Masao Tsuji

HF Hunter Fan: 83 patents #3 of 155Top 2%

NP North American Philips: 44 patents #1 of 645Top 1%

KC Kuraray Co.: 10 patents #123 of 1,827Top 7%

DC Dainippon Screen Mfg. Co.: 6 patents #119 of 977Top 15%

HI Hitachi: 6 patents #6,582 of 28,497Top 25%

HC Hitachi Keiyo Engineering Co.: 4 patents #21 of 115Top 20%

TL Toyota Central R&D Labs: 3 patents #379 of 1,657Top 25%

HC Hitachi Techno Engineering Co.: 1 patents #34 of 111Top 35%

UN Unknown: 1 patents #29,356 of 83,584Top 40%

📍 North Plainfield, NJ: #1 of 162 inventorsTop 1%

🗺 New Jersey: #87 of 69,400 inventorsTop 1%

Overall (All Time): #5,989 of 4,157,543Top 1%

153

Patents All Time

Issued Patents All Time

Showing 151–153 of 153 patents

Patent #	Title	Co-Inventors	Date
D254972	Ice cream maker	William J. Rakocy	1980-05-13
D254702	Juicer	Ronald L. Muller	1980-04-15
D254646	Coffee maker	—	1980-04-08