Xiaojian Tong

Follow

Person

Ningbo, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Polyurethane injected boot assembly and associated manufacturing me...
- Patent number 11,666,114
- Issue date Jun 6, 2023
- LaCrosse Footwear, Inc.
- John William Ludemann
- A43 - FOOTWEAR
Information Patent Grant
Polyurethane injected boot assembly and associated manufacturing me...
- Patent number 10,912,347
- Issue date Feb 9, 2021
- LaCrosse Footwear, Inc.
- John William Ludemann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyurethane injected boot assembly and associated manufacturing me...
- Patent number 10,327,501
- Issue date Jun 25, 2019
- LaCrosse Footwear, Inc.
- John William Ludemann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyurethane injected boot assembly and associated manufacturing me...
- Patent number 9,642,416
- Issue date May 9, 2017
- LaCrosse Footwear
- John William Ludemann
- A43 - FOOTWEAR

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE INJECTED BOOT ASSEMBLY AND ASSOCIATED MANUFACTURING ME...
- Publication number 20210298410
- Publication date Sep 30, 2021
- LaCrosse Footwear, Inc.
- John William Ludemann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
POLYURETHANE INJECTED BOOT ASSEMBLY AND ASSOCIATED MANUFACTURING ME...
- Publication number 20200029651
- Publication date Jan 30, 2020
- LaCrosse Footwear, Inc.
- John William Ludemann
- A43 - FOOTWEAR
Information Patent Application
POLYURETHANE INJECTED BOOT ASSEMBLY AND ASSOCIATED MANUFACTURING ME...
- Publication number 20170367437
- Publication date Dec 28, 2017
- LaCrosse Footwear, Inc.
- John William Ludemann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
POLYURETHANE INJECTED BOOT ASSEMBLY AND ASSOCIATED MANUFACTURING ME...
- Publication number 20160192730
- Publication date Jul 7, 2016
- LaCrosse Footwear, Inc.
- John William Ludemann
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL