Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RH

Roger L. Hollstein — 4 Patents

Motorola: 4 patents #3,457 of 14,142Top 25%
Phoenix, AZ: #1,568 of 6,660 inventorsTop 25%
Arizona: #8,235 of 32,909 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Roger L. Hollstein has been granted 4 US patents while listed as an inventor at Motorola. The first was granted in 1989 and the most recent in March 1994. Roger L. Hollstein ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Roger L. Hollstein in Phoenix, AZ, US.

Patents per Year

Patents granted per year, 1989 to 1994Bar chart with a peak of 2 patents in 1989.peak 21989: 2 patents19891992: 1 patents19921994: 1 patents1994

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5291075 Fault detection circuit Steven M. Domer, Frederic B. Shapiro 1994-03-01 $13,807,000
5101154 Open bond detector for an integrated circuit M. Nghiem Phan 1992-03-31 $5,915,000
4871929 ECL logic gate M. Ngheim Phan 1989-10-03 $3,071,000
4804861 Multifunction onboard input/output termination Barry Siegwart 1989-02-14 $4,188,000