Growing community of inventors

Woodlands, TX, United States of America

Helmut Rullman

Average Co-Inventor Count = 5.00

ph-index = 1

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 = 1

Helmut Rullman ↔ Stefan Dehnicke (1 patent)Helmut Rullman ↔ Bernhard Krtsch (1 patent)Helmut Rullman ↔ Ernst List (1 patent)Helmut Rullman ↔ Adolf Zellner (1 patent)Helmut RullmanHelmut Rullman (1 patent)Stefan DehnickeStefan Dehnicke (3 patents)Bernhard KrtschBernhard Krtsch (2 patents)Ernst ListErnst List (2 patents)Adolf ZellnerAdolf Zellner (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rohm and Haas Denmark Finance A/s (1 from 12 patents)


1 patent:

1. 6600005 - Method for producing poly-(1,4-phenylenazine-N,N-dioxide) by oxidizing p-benzoquinonedoxime

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