Growing community of inventors

Muskego, WI, United States of America

Robert J Kram

Average Co-Inventor Count = 1.25

ph-index = 4

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 = 47

Robert J KramRandall J Wright (2 patents)Robert J KramRobert J Kram (5 patents)Randall J WrightRandall J Wright (16 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Empire Level Mfg. Corp. (3 from 33 patents)

2. Empire Level Mfg. Co. (2 from 10 patents)


5 patents:

1. 7219808 - Display rack for levels

2. D466824 - Closed measuring tape case

3. D466423 - Open reel measuring tape

4. D423380 - Open reel measuring tape case

5. 5875576 - Method and display card for labeling a tool

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/9/2025
Loading…