Growing community of inventors

Urbana, OH, United States of America

James B Johnson

Average Co-Inventor Count = 1.80

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 38

James B JohnsonBarry W Smith (1 patent)James B JohnsonThomas H Mills (1 patent)James B JohnsonKostas Kaplanis (1 patent)James B JohnsonJesse L Henson (1 patent)James B JohnsonCharles A Huggins, Jr (1 patent)James B JohnsonLarry L McGrain (1 patent)James B JohnsonJames B Johnson (3 patents)Barry W SmithBarry W Smith (11 patents)Thomas H MillsThomas H Mills (5 patents)Kostas KaplanisKostas Kaplanis (3 patents)Jesse L HensonJesse L Henson (2 patents)Charles A Huggins, JrCharles A Huggins, Jr (1 patent)Larry L McGrainLarry L McGrain (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The W. B. Marvin Manufacturing Company (2 from 21 patents)

2. W. B. Marvin Mfg. Co. (1 from 1 patent)


3 patents:

1. 6167196 - Radiant electric heating appliance

2. 6122437 - Electric space heater with swivel mount

3. 4040498 - Insect shield assembly

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/11/2025
Loading…