Inventor
ROBERTS JOHN C
US27 patents
⚠️ This page may combine multiple inventors who share the name “ROBERTS JOHN C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NITRONEX CORP
5 patentsUS7365374B2Apr 29, 2008
Gallium nitride material structures including substrates and methods associated with the same
NITRONEX CORP52 citations96
US7339205B2Mar 4, 2008
Gallium nitride materials and methods associated with the same
NITRONEX CORP43 citations95
US7135720B2Nov 14, 2006
Gallium nitride material transistors and methods associated with the same
NITRONEX CORP50 citations94
US7791106B2Sep 7, 2010
Gallium nitride material structures including substrates and methods associated with the same
NITRONEX CORP17 citations92
US7687827B2Mar 30, 2010
III-nitride materials including low dislocation densities and methods associated with the same
NITRONEX CORP21 citations92
ROBERTS JOHN C
4 patentsUS4668120AMay 26, 1987
Solar-powered illuminated reflector
ROBERTS JOHN C81 citations95
US5241703ASep 7, 1993
Protective shield with a forearm support
ROBERTS JOHN C47 citations92
US4971275ANov 20, 1990
Lightweight, flexible holder for scuba tanks and the like
ROBERTS JOHN C26 citations92
USD312898SDec 11, 1990
Litter bagging tool
ROBERTS JOHN C11 citations73
ROBERTS GROUP HOLDINGS LLC
3 patentsUS6632306B1Oct 14, 2003
Method and apparatus for splicing drip irrigation tape
ROBERTS GROUP HOLDINGS LLC13 citations81
USD450550SNov 20, 2001
Flow channel for drip irrigation with biased cavity
ROBERTS GROUP HOLDINGS LLC16 citations81
US6588680B2Jul 8, 2003
Spray device for irrigation
ROBERTS GROUP HOLDINGS LLC11 citations65