Number | Name | Date | Kind |
---|---|---|---|
342131 | Perkins et al. | Jun 1886 | |
3503402 | Schulte | Mar 1970 | |
3527220 | Summers | Sep 1970 | |
3756243 | Schulte | Sep 1973 | |
3768508 | Schulte | Oct 1973 | |
3827439 | Schulte | Aug 1974 | |
4360019 | Portner et al. | Nov 1982 | |
4364395 | Redmond et al. | Dec 1982 | |
4544371 | Dormandy, Jr. et al. | Oct 1985 | |
4552553 | Schulte et al. | Nov 1985 | |
4557721 | Hooven | Dec 1985 | |
4557722 | Harris | Dec 1985 | |
4560375 | Schulte et al. | Dec 1985 | |
4588394 | Schulte et al. | May 1986 | |
4634427 | Hannula et al. | Jan 1987 | |
4668231 | de Vries et al. | May 1987 | |
4681560 | Schulte et al. | Jul 1987 | |
4681564 | Landreneau | Jul 1987 | |
4681570 | Dalton | Jul 1987 | |
4857059 | Rey et al. | Aug 1989 | |
4898582 | Faste | Feb 1990 | |
4898583 | Borsanyi et al. | Feb 1990 | |
4898584 | Borsanyi et al. | Feb 1990 | |
4898585 | Borsanyi et al. | Feb 1990 |
Number | Date | Country |
---|---|---|
664424 | Sep 1965 | BEX |
Entry |
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Miley, Direct Conversion of Nuclear Radiation Energy, pp. vii-xi and 95-111, American Nuclear Society, Champaign, Ill. (1976). |
Title: Implantable Devices for Drug Delivery to the Circulatory and Central Nervous Systems, Author: Robert H. Pudenz, M.D. 42 pages. |
Title: N.Y.U. Volume Control Valve drawing. |