RM

Richard T. Metcalfe

CS Cabot Safety: 8 patents #1 of 19Top 6%
AO American Optical: 5 patents #7 of 106Top 7%
CI Cabot Safety Intermediate: 1 patents #29 of 43Top 70%
📍 Sturbridge, MA: #12 of 117 inventorsTop 15%
🗺 Massachusetts: #7,501 of 88,656 inventorsTop 9%
Overall (All Time): #292,530 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
D944497 Turban 2022-03-01
6241352 Lens overlays for eyewear 2001-06-05
5406337 Semi-rimless eyeglass frame assembly Arthur J. Salce 1995-04-11
D348893 Semi-rimless safety frame 1994-07-19
D333478 Eyeglass safety frame Richard H. Seager 1993-02-23
D328084 Protective goggle Arthur J. Salce, Richard H. Seager 1992-07-21
5088114 Disposable faceshield and method of manufacture thereof Arthur J. Salce 1992-02-18
D321958 Disposable faceshield Arthur J. Salce 1991-11-26
D321067 Disposable faceshield Arthur J. Salce 1991-10-22
D320478 Faceshield 1991-10-01
4977627 Protective goggle Arthur J. Salce 1990-12-18
D311978 Disposable faceshield 1990-11-06
D311782 Disposable faceshield Arthur J. Salce 1990-10-30
4950445 Method of vacuum forming disposable faceshield Arthur J. Salce 1990-08-21
D308582 Disposable faceshield Arthur J. Salce 1990-06-12
4699479 Eyeglass frame structure and method of assembling same 1987-10-13