Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5399740 | Tris(silyl)methanes and their preparation methods | Seung H. Yeon, Joon Soo Han | 1995-03-21 |
| 5391794 | Three-legged silane coupling agents and their preparation methods | Gyu-Hwan Lee, Mi-Yeon Suk, Seung H. Yeon | 1995-02-21 |
| 5386050 | (2-arylpropyl)alkylsilanes and their preparation methods | Bok Ryul Yoo, Bong-Woo Lee, Seung H. Yeon | 1995-01-31 |
| 5338876 | Alkenylchlorosilanes and direct synthesis thereof | Seung H. Yeon, Bong-Woo Lee, Bok Ryul Yoo | 1994-08-16 |
| 5332849 | Tris(silyl) alkanes and their preparation methods | Seung H. Yeon, Joon Soo Han | 1994-07-26 |
| 5302734 | 1,3-disilacyclobutanes and the method for producing thereof | Gyu-Hwan Lee, Jang-Hwan Hong, Seung H. Yeon | 1994-04-12 |
| 5235083 | Bis(silyl)alkanes and method for their preparation | Seung H. Yeon, Bong-Woo Lee | 1993-08-10 |
| 5235061 | Fungicidal (1H-1,2,4-triazolyl)disilaalkanes | Bok Ryul Yoo, Mi Suk Kim, Seung Ho Yoen | 1993-08-10 |
| 5233069 | Bis(silyl)methanes and their direct synthesis | Seung H. Yeon, Joon Soo Han | 1993-08-03 |
| 5138080 | Polysilamethylenosilanes and process for their preparation | Gyu-Hwan Lee, Seung H. Yeon, Mi-Yeon Suk | 1992-08-11 |
| 5087717 | Organosilane stabilizers for inorganic silicates in antifreezer/coolant compositions | Sang Yo Hwang, Hae Kyung Bae | 1992-02-11 |
| 5075477 | Direct synthesis of methylchlorosilaakanes | Gyu-Hwan Lee, Seung H. Yeon, Mi-Yeon Suk | 1991-12-24 |
| 4965385 | Organosilane stabilizers for inorganic silicates in antifreezer/coolant compositions | Sang Yo Hwang, Hae Kyung Bae | 1990-10-23 |
| 4873011 | Antifreeze corrosion inhibitor composition for aluminum engines and radiators | Sang Yo Hwang, Chung-Suk Lee | 1989-10-10 |
| 4701430 | Hydrogenation catalyst and methods for its preparation and use to convert silicon tetrachloride to chlorosilane and silane | Ko D. Cho, John Lim, Bok Ryul Yoo | 1987-10-20 |
| 4613491 | Redistribution catalyst and methods for its preparation and use to convert chlorosilicon hydrides to silane | Ko D. Cho, John Lim, Bok Ryul Yoo | 1986-09-23 |