P & C Hennessy Holdings, Inc.

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Patents Grantslast 30 patents

Information Patent Grant
Pressurized trap water saver toilet
- Patent number 8,196,231
- Issue date Jun 12, 2012
- P & C Hennessy Holdings, Inc.
- Philip Hennessy
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Water saver toilet with uniform water spot
- Patent number 8,141,179
- Issue date Mar 27, 2012
- P & C Hennessy Holdings, Inc.
- Philip Hennessy
- E03 - WATER SUPPLY SEWERAGE

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Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR FLUSING AN OBJECT
- Publication number 20240191484
- Publication date Jun 13, 2024
- P & C Hennessy Holdings, Inc.
- Philip Dawson Hennessy
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
WATER-SAVING SIPHONIC TOILET AND EQUALIZATION SYSTEM THEREFOR
- Publication number 20210140162
- Publication date May 13, 2021
- P & C Hennessy Holdings Inc.
- Philip Hennessy
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
TRAPWAY SEALING BLOCKAGE CLEARING DEVICE
- Publication number 20190003168
- Publication date Jan 3, 2019
- P&C Hennessy Holdings, Inc
- Philip Dawson Hennessy
- E03 - WATER SUPPLY SEWERAGE