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Richard C. Carickhoff — 3 Patents

CPComputer Peripherals: 1 patents #3 of 11Top 30%
LILaser Magnetic Storage International: 1 patents #17 of 38Top 45%
NPNorth American Philips: 1 patents #281 of 645Top 45%
Lansdale, PA: #331 of 839 inventorsTop 40%
Pennsylvania: #23,787 of 74,527 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Richard C. Carickhoff has been granted 3 US patents while listed as an inventor at Computer Peripherals. The first was granted in 1984 and the most recent in March 1994. Richard C. Carickhoff ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Richard C. Carickhoff in Lansdale, PA, US.

Patents per Year

Patents granted per year, 1984 to 1994Bar chart with a peak of 1 patents in 1984.peak 11984: 1 patents19841987: 1 patents19871994: 1 patents1994

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5297185 Pattern detection and synchronization circuit Donald T. Best, Alvin Schultz 1994-03-22
4694259 Data tracking clock recovery system having media speed variation compensation Hakan O. Hemdal, Alvin Schultz 1987-09-15
4456890 Data tracking clock recovery system using digitally controlled oscillator — 1984-06-26

Frequent Collaborators

Alvin Schultz2 shared
Donald T. Best1 shared
Hakan O. Hemdal1 shared

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Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3