Top Inventors at Heesung Catalysts All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hyun-sik Han | 22 |
| 2 | Eun-seok Kim | 12 |
| 3 | Seung Chul Na | 9 |
| #4 | Young-san Yoo | 9 |
| #5 | Eunseok Kim | 6 |
| #6 | Ho-Dong Kim | 6 |
| #7 | Patrick Burk | 6 |
| #8 | Jaya L. Mohanan | 5 |
| #9 | Sang Yun Han | 5 |
| #10 | Yasuyuki Banno | 5 |
| #11 | Barbara Slawski | 4 |
| #12 | Jeong Bae Lee | 4 |
| #13 | Jung Min Seo | 4 |
| #14 | Makoto Nagata | 4 |
| #15 | Michael Breen | 4 |
| #16 | Sung Mu Choi | 4 |
| #17 | Chang Hwan Kim | 3 |
| #18 | Dong Kun Kang | 3 |
| #19 | Pyung Soon Kim | 3 |
| #20 | Young Jin Kim | 3 |
| #21 | Hyun A Choi | 2 |
| #22 | Jin Won Kim | 2 |
| #23 | Jin-Woo Song | 2 |
| #24 | Mi Young Kim | 2 |
| #25 | Narayana Rao Komateedi | 2 |
| #26 | Seung Ho Oh | 2 |
| #27 | Yong Sul Kim | 2 |
| #28 | Young-Ho Lee | 2 |
| #29 | Byung-Suk Kim | 1 |
| #30 | Do-kyun Lee | 1 |
| #31 | Dong-Sun Seo | 1 |
| #32 | Gon Seo | 1 |
| #33 | Hyoung-Mun Cho | 1 |
| #34 | Hyun Woo Lee | 1 |
| #35 | Jae Ho Bae | 1 |
| #36 | Jae-uk Han | 1 |
| #37 | Jae-Woo Kim | 1 |
| #38 | Jinwoo Song | 1 |
| #39 | Joon Woo Kim | 1 |
| #40 | Jun hong Jeon | 1 |
| #41 | Jun-Woo Lee | 1 |
| #42 | Kwi-Yeon Lee | 1 |
| #43 | Makato Nagata | 1 |
| #44 | Myeong-cheol Seon | 1 |
| #45 | Seung Chui Na | 1 |
| #46 | Se-Min Park | 1 |
| #47 | Seung-bok Yu | 1 |
| #48 | Tae-Woo Lee | 1 |
| #49 | Xiaolai Zheng | 1 |
| #50 | Yun-Je Lee | 1 |
| #51 | Kwang Hyun Bak | 1 |