HM

Harold E. McKelvey

SG Shatterproof Glass: 12 patents #1 of 7Top 15%
📍 Plymouth, MI: #113 of 1,052 inventorsTop 15%
🗺 Michigan: #7,642 of 86,293 inventorsTop 9%
Overall (All Time): #429,991 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
4743285 Glass bending apparatus with retractable belts and method for using same 1988-05-10
4601772 Apparatus for producing laminated safety glass 1986-07-22
4545882 Method and apparatus for detecting sputtering target depletion 1985-10-08
4466877 Magnetron cathode sputtering apparatus 1984-08-21
4451321 Flexible vacuum bag 1984-05-29
4445997 Rotatable sputtering apparatus 1984-05-01
4443318 Cathodic sputtering apparatus 1984-04-17
4441909 Apparatus for curving and tempering glass sheets William Livingston, Edward D. Sheldon 1984-04-10
4422916 Magnetron cathode sputtering apparatus 1983-12-27
4417968 Magnetron cathode sputtering apparatus 1983-11-29
4356073 Magnetron cathode sputtering apparatus 1982-10-26
4226608 Method and apparatus for curving glass sheets 1980-10-07