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

Robert C. Maze — 17 Patents

HP: 17 patents #982 of 16,619Top 6%
Corvallis, OR: #206 of 1,763 inventorsTop 15%
Oregon: #2,576 of 28,073 inventorsTop 10%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Robert C. Maze has been granted 17 US patents. The first was granted in 1994 and the most recent in February 2006. Robert C. Maze ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Robert C. Maze in Corvallis, OR, US.

Patents per Year

Patents granted per year, 1994 to 2006Bar chart with a peak of 5 patents in 2001.peak 51994: 1 patents19941998: 1 patents19982000: 2 patents20002001: 5 patents20012002: 3 patents20022003: 3 patents20032004: 1 patents20042006: 1 patents2006

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7004556 High print quality inkjet printhead Todd A. Cleland, Michael D. Miller, Rama Prasad, Robert N. K. Browning, Dale R. Oughton +7 more 2006-02-28 $22,512,000
6799822 High quality fluid ejection device Todd A. Cleland, Michael D. Miller, Rama Prasad, Robert N. K. Browning, Dale R. Oughton +7 more 2004-10-05 $9,303,000
6662435 Method of manufacturing an ink jet print head Douglas M. Collins, Todd A. Cleland, Leslie A. Field, Storrs T. Hoen, Phillip W. Barth 2003-12-16 $10,315,000
6594899 Variable drop mass inkjet drop generator Todd A. Cleland, Arun Agarwal, Mark Buonanno 2003-07-22 $23,827,000
6536878 Ink jet drop generator and ink composition printing system for producing low ink drop weight with high frequency operation Vladek Kasperchik, Kenneth W. Peterson, Todd A. Cleland 2003-03-25 $14,736,000
6491377 High print quality printhead Todd A. Cleland, Michael D. Miller, Rama Prasad, Robert N. K. Browning, Dale R. Oughton +7 more 2002-12-10 $18,588,000
6478410 High thermal efficiency ink jet printhead Rama Prasad, Todd A. Cleland, Dale R. Oughton 2002-11-12 $14,873,000
6371596 Asymmetric ink emitting orifices for improved inkjet drop formation Timothy L. Weber, Arun Agarwal 2002-04-16 $16,162,000
6309052 High thermal efficiency ink jet printhead Rama Prasad, Todd A. Cleland, Dale R. Oughton 2001-10-30 $16,862,000
6270201 Ink jet drop generator and ink composition printing system for producing low ink drop weight with high frequency operation Vladek Kasperchik, Kenneth W. Peterson, Todd A. Cleland 2001-08-07 $37,711,000
6247798 Ink compensated geometry for multi-chamber ink-jet printhead Todd A. Cleland 2001-06-19 $27,481,000
6231168 Ink jet print head with flow control manifold shape Douglas M. Collins, Todd A. Cleland, Leslie A. Field, Storrs T. Hoen, Phillip W. Barth 2001-05-15 $33,667,000
6227640 Variable drop mass inkjet drop generator Todd A. Cleland, Arun Agarwal, Mark Buonanno 2001-05-08 $36,163,000
6139131 High drop generator density printhead Rama Prasad, Todd A. Cleland, Dale R. Oughton 2000-10-31 $41,517,000
6132033 Inkjet print head with flow control manifold and columnar structures Robert N. K. Browning, Michael Hager, Douglas M. Collins, Todd A. Cleland, Leslie A. Field +2 more 2000-10-17 $50,420,000
5766327 Ink compositions having superior decap and dry-time performance 1998-06-16 $23,546,000
5369428 Bidirectional ink jet printing Kenneth E. Trueba 1994-11-29 $12,752,000