David R. Sun

Person

Placentia, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for lowering and raising a trailer
- Patent number 12,090,971
- Issue date Sep 17, 2024
- SAF-HOLLAND, Inc.
- William J. Hicks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for lowering and raising a trailer
- Patent number 11,787,372
- Issue date Oct 17, 2023
- SAF-HOLLAND, Inc.
- William J. Hicks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for lowering and raising a trailer
- Patent number 11,148,645
- Issue date Oct 19, 2021
- SAF-HOLLAND, Inc.
- William J. Hicks
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System and method for monitoring and tracking use of trailer lift d...
- Patent number 11,049,340
- Issue date Jun 29, 2021
- David R. Sun
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for lowering and raising a trailer
- Patent number 10,556,572
- Issue date Feb 11, 2020
- David R. Sun
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR LOWERING AND RAISING A TRAILER
- Publication number 20230339437
- Publication date Oct 26, 2023
- SAF-HOLLAND, Inc.
- William J. Hicks
- B60 - VEHICLES IN GENERAL
Information Patent Application
APPARATUS AND METHOD FOR LOWERING AND RAISING A TRAILER
- Publication number 20210347339
- Publication date Nov 11, 2021
- SAF-HOLLAND, Inc.
- William J. Hicks
- B60 - VEHICLES IN GENERAL
Information Patent Application
APPARATUS FOR QUICK RELEASING AN OBJECT FROM A CLAMPING DEVICE AND...
- Publication number 20210220968
- Publication date Jul 22, 2021
- Breaking Bondage, LLC.
- Adele Parker
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Apparatus and Method for Lowering and Raising a Trailer
- Publication number 20190031157
- Publication date Jan 31, 2019
- David R. Sun
- B60 - VEHICLES IN GENERAL
Information Patent Application
Apparatus and Method for Lowering and Raising a Trailer
- Publication number 20190031159
- Publication date Jan 31, 2019
- David R. Sun
- B60 - VEHICLES IN GENERAL
Information Patent Application
APPARATUS AND METHOD FOR LOWERING AND RAISING A TRAILER
- Publication number 20190009757
- Publication date Jan 10, 2019
- SAF-HOLLAND, Inc.
- William J. Hicks
- B60 - VEHICLES IN GENERAL
Information Patent Application
System and Method for Monitoring and Tracking Use of Trailer Lift D...
- Publication number 20180268627
- Publication date Sep 20, 2018
- David R. Sun
- B60 - VEHICLES IN GENERAL
Information Patent Application
Apparatus for Automatically Covering an Automobile and Method for U...
- Publication number 20180065456
- Publication date Mar 8, 2018
- David R. Sun
- B60 - VEHICLES IN GENERAL
Information Patent Application
Method for Managing and Distributing Interactive Advertisements
- Publication number 20170061503
- Publication date Mar 2, 2017
- David R. Sun
- G06 - COMPUTING CALCULATING COUNTING

David R. Sun

Person

Patents Grantslast 30 patents

Apparatus and method for lowering and raising a trailer

Apparatus and method for lowering and raising a trailer

Apparatus and method for lowering and raising a trailer

System and method for monitoring and tracking use of trailer lift d...

Apparatus and method for lowering and raising a trailer

Patents Applicationslast 30 patents

APPARATUS AND METHOD FOR LOWERING AND RAISING A TRAILER

APPARATUS AND METHOD FOR LOWERING AND RAISING A TRAILER

APPARATUS FOR QUICK RELEASING AN OBJECT FROM A CLAMPING DEVICE AND...

Apparatus and Method for Lowering and Raising a Trailer

Apparatus and Method for Lowering and Raising a Trailer

APPARATUS AND METHOD FOR LOWERING AND RAISING A TRAILER

System and Method for Monitoring and Tracking Use of Trailer Lift D...

Apparatus for Automatically Covering an Automobile and Method for U...

Method for Managing and Distributing Interactive Advertisements