PENBERTHY INC has a total of 21 patent applications. Its first patent ever was published in 1993. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets measurement, mechanical elements and control are TEXAS LFP LLC, EDWARDS GEORGE and HUMPHREY RICHARD L.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | Australia | 3 | |
#3 | Canada | 3 | |
#4 | China | 3 | |
#5 | EPO (European Patent Office) | 3 | |
#6 | Taiwan | 3 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | Mechanical elements | |
#3 | Control | |
#4 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Sanders Gary G | 11 |
#2 | Sanders Gary Glenn | 8 |
#3 | Goodwin Brian J | 5 |
#4 | Beach Burt Leroy | 4 |
#5 | Gorge Brian Craig | 4 |
#6 | Kessinger John Robert | 4 |
#7 | Beach Burt L | 1 |
#8 | Kessinger John R | 1 |
#9 | Gorge Brian C | 1 |
#10 | Goodwind Brian J | 1 |
Publication | Filing date | Title |
---|---|---|
US6390016B1 | Sight flow indicator | |
EP0915273A2 | Dual sealing gasket | |
US5895058A | Laminated gasket | |
US5461321A | Apparatus and method for measuring capacitance from the duration of a charge-discharge charge cycle | |
US5465041A | Bipolar tracking current source/sink with ground clamp | |
US5481197A | High pressure, leak resistant explosionproof capacitance probe |