David O. Chase has been granted 22 US patents while listed as an inventor at American Safety Razor . The first was granted in 1980 and the most recent in July 1999. David O. Chase ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list David O. Chase in Skaneateles, NY, US.
Patents per Year Patents granted per year, 1980 to 1999 Bar chart with a peak of 6 patents in 1983. peak 6 1980: 1 patents 1980 1981: 1 patents 1982: 2 patents 1982 1983: 6 patents 1984: 2 patents 1984 1985: 1 patents 1987: 2 patents 1987 1989: 1 patents 1991: 2 patents 1991 1992: 3 patents 1999: 1 patents 1999 Issued Patents All Time
Showing 1–22 of 22 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
5924580 Rotational cadaver system — 1999-07-20
D327671 Hand-held master controller for a railroad locomotive Peter F. Lynch , Martin V. Maloney , Scott W. Osiecki 1992-07-07
D324508 Locomotive console Peter F. Lynch , Martin V. Maloney , Scott W. Oslecki 1992-03-10
D323136 Master controller unit for a locomotive train Peter F. Lynch , Martin V. Maloney , Scott W. Oslecki 1992-01-14
D321853 Combined locomotive console and master controller cover Peter F. Lynch , Martin V. Maloney , Scott W. Oslecki 1991-11-26
D320972 Master controller cover for a locomotive train Peter F. Lynch , Martin V. Maloney , Scott W. Oslecki 1991-10-22
D302491 Portable fire resistant case John D. Brush, Jr. 1989-08-01
D293036 Safety razor handle Clemens A. Iten 1987-12-01
D289582 Portable fire resistant case John D. Brush, Jr. 1987-05-05
4541545 Portable fire resistant case Patrick J. Beattie 1985-09-17
D272806 Packaging container Binns Handy 1984-02-28
D272595 Covered food storage container Paul H. Pfuhl 1984-02-14
D270786 Pouch for carrying jewelry or similar articles Binns Handy 1983-10-04
D269915 Disposable safety razor Clemens A. Iten 1983-07-26
D269724 Twin blade razor Martin V. Maloney 1983-07-12
4388959 Soft container for jewelry Binns Handy 1983-06-21
$4,623,000
D268063 Fire resistant container — 1983-02-22
D267703 Container lid or the like Paul H. Pfuhl 1983-01-25
4325392 Facial brush for controlling pseudofolliculitis barbae Clemens A. Iten 1982-04-20
D262672 Facial brush Clemens A. Iten 1982-01-19
D260191 Disposable razor Clemens A. Iten 1981-08-11
D254992 Disposable lady's razor Paul H. Pfuhl 1980-05-13
