Inventor

Boyce S. Chang

Inventor

Overview

4→

Patents

2022–2024

Patent span

Chemistry

Primary field (CPC C)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B65Gprimary

B65GTransport or storage devices, e.g. conveyors for loading or tipping, shop conveyor systems or pneumatic tube conveyors13%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients13%

C08LCompositions of macromolecular compounds13%

C10MLubricating compositions13%

C10NIndexing scheme associated with subclass c10m relating to lubricating compositions13%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

B22FWorking metallic powder6%

C01BNon-metallic elements6%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%

C25BElectrolytic or electrophoretic processes for the production of compounds or non-metals6%

PatentTitleYear

12,122,901Solid dry-type lubricant2024 11,938,535Textured particles2024 11,613,630Solid dry-type lubricant2023 11,241,678Metal oxide materials made using self-assembled coordination polymers2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2024Patents assigned to UNIV IOWA STATE RES FOUND INC (4)· patent assignee history

2022–2024Based in US· patent location history

2023Patents assigned to IOWA STATE UNIV RESEARCH FOUNDATION (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNIV IOWA STATE RES FOUND INC	4	2022–2024
IOWA STATE UNIV RESEARCH FOUNDATION	1	2023

Locations

Location	Patents	Span
US	4	2022–2024